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Finding the Fourth Proportional to 61,842.70, 92,764.27 and 15,095.57

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Solution

The fourth proportional to 61,842.70, 92,764.27 and 15,095.57 is: 22,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,842.70 : 92,764.27 = 15,095.57 : x
  2. Step 2: Convert to fraction form
    61,842.70/92,764.27 = 15,095.57/x
  3. Step 3: Cross multiply
    61,842.70x = 92,764.27 × 15,095.57
  4. Step 4: Simplify right side
    61,842.70x = 1,400,329,531.28
  5. Step 5: Solve for x
    x = 1,400,329,531.28/61,842.70
  6. Step 6: Final answer
    x = 22,643.41

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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.