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Finding the Fourth Proportional to 48,059.52, 71,645.04 and 47,302.08

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Solution

The fourth proportional to 48,059.52, 71,645.04 and 47,302.08 is: 70,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,059.52 : 71,645.04 = 47,302.08 : x
  2. Step 2: Convert to fraction form
    48,059.52/71,645.04 = 47,302.08/x
  3. Step 3: Cross multiply
    48,059.52x = 71,645.04 × 47,302.08
  4. Step 4: Simplify right side
    48,059.52x = 3,388,959,413.68
  5. Step 5: Solve for x
    x = 3,388,959,413.68/48,059.52
  6. Step 6: Final answer
    x = 70,515.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.