Home / 108,088.42-149,150.68-62,757.56

Finding the Fourth Proportional to 108,088.42, 149,150.68 and 62,757.56

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Solution

The fourth proportional to 108,088.42, 149,150.68 and 62,757.56 is: 86,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,088.42 : 149,150.68 = 62,757.56 : x
  2. Step 2: Convert to fraction form
    108,088.42/149,150.68 = 62,757.56/x
  3. Step 3: Cross multiply
    108,088.42x = 149,150.68 × 62,757.56
  4. Step 4: Simplify right side
    108,088.42x = 9,360,332,749.14
  5. Step 5: Solve for x
    x = 9,360,332,749.14/108,088.42
  6. Step 6: Final answer
    x = 86,598.85

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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.