Home / 108,026,681.32-149,077,222.50-59,138,658.28

Finding the Fourth Proportional to 108,026,681.32, 149,077,222.50 and 59,138,658.28

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Solution

The fourth proportional to 108,026,681.32, 149,077,222.50 and 59,138,658.28 is: 81,611,568.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,026,681.32 : 149,077,222.50 = 59,138,658.28 : x
  2. Step 2: Convert to fraction form
    108,026,681.32/149,077,222.50 = 59,138,658.28/x
  3. Step 3: Cross multiply
    108,026,681.32x = 149,077,222.50 × 59,138,658.28
  4. Step 4: Simplify right side
    108,026,681.32x = 8,816,226,918,759,027
  5. Step 5: Solve for x
    x = 8,816,226,918,759,027/108,026,681.32
  6. Step 6: Final answer
    x = 81,611,568.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.