Home / 108,188.52-149,297.22-59,128.20

Finding the Fourth Proportional to 108,188.52, 149,297.22 and 59,128.20

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Solution

The fourth proportional to 108,188.52, 149,297.22 and 59,128.20 is: 81,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,188.52 : 149,297.22 = 59,128.20 : x
  2. Step 2: Convert to fraction form
    108,188.52/149,297.22 = 59,128.20/x
  3. Step 3: Cross multiply
    108,188.52x = 149,297.22 × 59,128.20
  4. Step 4: Simplify right side
    108,188.52x = 8,827,675,883.60
  5. Step 5: Solve for x
    x = 8,827,675,883.60/108,188.52
  6. Step 6: Final answer
    x = 81,595.31

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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.