Home / 82,115.91-113,319.50-46,306.22

Finding the Fourth Proportional to 82,115.91, 113,319.50 and 46,306.22

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Solution

The fourth proportional to 82,115.91, 113,319.50 and 46,306.22 is: 63,902.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,115.91 : 113,319.50 = 46,306.22 : x
  2. Step 2: Convert to fraction form
    82,115.91/113,319.50 = 46,306.22/x
  3. Step 3: Cross multiply
    82,115.91x = 113,319.50 × 46,306.22
  4. Step 4: Simplify right side
    82,115.91x = 5,247,396,899.16
  5. Step 5: Solve for x
    x = 5,247,396,899.16/82,115.91
  6. Step 6: Final answer
    x = 63,902.32

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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.