Home / 61,181.38-84,425.34-34,320.16

Finding the Fourth Proportional to 61,181.38, 84,425.34 and 34,320.16

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Solution

The fourth proportional to 61,181.38, 84,425.34 and 34,320.16 is: 47,359.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,181.38 : 84,425.34 = 34,320.16 : x
  2. Step 2: Convert to fraction form
    61,181.38/84,425.34 = 34,320.16/x
  3. Step 3: Cross multiply
    61,181.38x = 84,425.34 × 34,320.16
  4. Step 4: Simplify right side
    61,181.38x = 2,897,491,176.85
  5. Step 5: Solve for x
    x = 2,897,491,176.85/61,181.38
  6. Step 6: Final answer
    x = 47,359.04

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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.