Home / 61,931.49-85,452.91-37,716.22

Finding the Fourth Proportional to 61,931.49, 85,452.91 and 37,716.22

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Solution

The fourth proportional to 61,931.49, 85,452.91 and 37,716.22 is: 52,040.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,931.49 : 85,452.91 = 37,716.22 : x
  2. Step 2: Convert to fraction form
    61,931.49/85,452.91 = 37,716.22/x
  3. Step 3: Cross multiply
    61,931.49x = 85,452.91 × 37,716.22
  4. Step 4: Simplify right side
    61,931.49x = 3,222,960,753.20
  5. Step 5: Solve for x
    x = 3,222,960,753.20/61,931.49
  6. Step 6: Final answer
    x = 52,040.74

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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.