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Finding the Fourth Proportional to 71,630.55, 98,808.98 and 44,726.34

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Solution

The fourth proportional to 71,630.55, 98,808.98 and 44,726.34 is: 61,696.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,630.55 : 98,808.98 = 44,726.34 : x
  2. Step 2: Convert to fraction form
    71,630.55/98,808.98 = 44,726.34/x
  3. Step 3: Cross multiply
    71,630.55x = 98,808.98 × 44,726.34
  4. Step 4: Simplify right side
    71,630.55x = 4,419,363,810.90
  5. Step 5: Solve for x
    x = 4,419,363,810.90/71,630.55
  6. Step 6: Final answer
    x = 61,696.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.