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Finding the Fourth Proportional to 61,841.70, 92,762.77 and 15,094.57

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Solution

The fourth proportional to 61,841.70, 92,762.77 and 15,094.57 is: 22,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,841.70 : 92,762.77 = 15,094.57 : x
  2. Step 2: Convert to fraction form
    61,841.70/92,762.77 = 15,094.57/x
  3. Step 3: Cross multiply
    61,841.70x = 92,762.77 × 15,094.57
  4. Step 4: Simplify right side
    61,841.70x = 1,400,214,125.16
  5. Step 5: Solve for x
    x = 1,400,214,125.16/61,841.70
  6. Step 6: Final answer
    x = 22,641.91

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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.