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Finding the Fourth Proportional to 61,491.78, 92,029.17 and 37,814.22

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Solution

The fourth proportional to 61,491.78, 92,029.17 and 37,814.22 is: 56,593.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,491.78 : 92,029.17 = 37,814.22 : x
  2. Step 2: Convert to fraction form
    61,491.78/92,029.17 = 37,814.22/x
  3. Step 3: Cross multiply
    61,491.78x = 92,029.17 × 37,814.22
  4. Step 4: Simplify right side
    61,491.78x = 3,480,011,280.80
  5. Step 5: Solve for x
    x = 3,480,011,280.80/61,491.78
  6. Step 6: Final answer
    x = 56,593.11

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1.5x scale

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.