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Finding the Fourth Proportional to 71,473.74, 98,569.22 and 44,618.74

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Solution

The fourth proportional to 71,473.74, 98,569.22 and 44,618.74 is: 61,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,473.74 : 98,569.22 = 44,618.74 : x
  2. Step 2: Convert to fraction form
    71,473.74/98,569.22 = 44,618.74/x
  3. Step 3: Cross multiply
    71,473.74x = 98,569.22 × 44,618.74
  4. Step 4: Simplify right side
    71,473.74x = 4,398,034,399.18
  5. Step 5: Solve for x
    x = 4,398,034,399.18/71,473.74
  6. Step 6: Final answer
    x = 61,533.57

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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.