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Finding the Fourth Proportional to 61,943.70, 92,915.46 and 15,196.08

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Solution

The fourth proportional to 61,943.70, 92,915.46 and 15,196.08 is: 22,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,943.70 : 92,915.46 = 15,196.08 : x
  2. Step 2: Convert to fraction form
    61,943.70/92,915.46 = 15,196.08/x
  3. Step 3: Cross multiply
    61,943.70x = 92,915.46 × 15,196.08
  4. Step 4: Simplify right side
    61,943.70x = 1,411,950,763.40
  5. Step 5: Solve for x
    x = 1,411,950,763.40/61,943.70
  6. Step 6: Final answer
    x = 22,794.10

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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.