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Finding the Fourth Proportional to 61,496.59, 92,175.76 and 30,353.71

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Solution

The fourth proportional to 61,496.59, 92,175.76 and 30,353.71 is: 45,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,496.59 : 92,175.76 = 30,353.71 : x
  2. Step 2: Convert to fraction form
    61,496.59/92,175.76 = 30,353.71/x
  3. Step 3: Cross multiply
    61,496.59x = 92,175.76 × 30,353.71
  4. Step 4: Simplify right side
    61,496.59x = 2,797,876,288.07
  5. Step 5: Solve for x
    x = 2,797,876,288.07/61,496.59
  6. Step 6: Final answer
    x = 45,496.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.