Home / 61,715.26-85,167.89-34,490.15

Finding the Fourth Proportional to 61,715.26, 85,167.89 and 34,490.15

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Solution

The fourth proportional to 61,715.26, 85,167.89 and 34,490.15 is: 47,596.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,715.26 : 85,167.89 = 34,490.15 : x
  2. Step 2: Convert to fraction form
    61,715.26/85,167.89 = 34,490.15/x
  3. Step 3: Cross multiply
    61,715.26x = 85,167.89 × 34,490.15
  4. Step 4: Simplify right side
    61,715.26x = 2,937,453,301.28
  5. Step 5: Solve for x
    x = 2,937,453,301.28/61,715.26
  6. Step 6: Final answer
    x = 47,596.87

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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.