Home / 108,520.60-149,767.26-62,595.16

Finding the Fourth Proportional to 108,520.60, 149,767.26 and 62,595.16

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Solution

The fourth proportional to 108,520.60, 149,767.26 and 62,595.16 is: 86,386.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,520.60 : 149,767.26 = 62,595.16 : x
  2. Step 2: Convert to fraction form
    108,520.60/149,767.26 = 62,595.16/x
  3. Step 3: Cross multiply
    108,520.60x = 149,767.26 × 62,595.16
  4. Step 4: Simplify right side
    108,520.60x = 9,374,705,602.46
  5. Step 5: Solve for x
    x = 9,374,705,602.46/108,520.60
  6. Step 6: Final answer
    x = 86,386.42

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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.