Home / 108,263.64-149,409.01-59,864.72

Finding the Fourth Proportional to 108,263.64, 149,409.01 and 59,864.72

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Solution

The fourth proportional to 108,263.64, 149,409.01 and 59,864.72 is: 82,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,263.64 : 149,409.01 = 59,864.72 : x
  2. Step 2: Convert to fraction form
    108,263.64/149,409.01 = 59,864.72/x
  3. Step 3: Cross multiply
    108,263.64x = 149,409.01 × 59,864.72
  4. Step 4: Simplify right side
    108,263.64x = 8,944,328,380.60
  5. Step 5: Solve for x
    x = 8,944,328,380.60/108,263.64
  6. Step 6: Final answer
    x = 82,616.18

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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.