Home / 113,027.85-155,977.43-62,039.07

Finding the Fourth Proportional to 113,027.85, 155,977.43 and 62,039.07

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Solution

The fourth proportional to 113,027.85, 155,977.43 and 62,039.07 is: 85,613.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,027.85 : 155,977.43 = 62,039.07 : x
  2. Step 2: Convert to fraction form
    113,027.85/155,977.43 = 62,039.07/x
  3. Step 3: Cross multiply
    113,027.85x = 155,977.43 × 62,039.07
  4. Step 4: Simplify right side
    113,027.85x = 9,676,694,387.99
  5. Step 5: Solve for x
    x = 9,676,694,387.99/113,027.85
  6. Step 6: Final answer
    x = 85,613.36

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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.