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Finding the Fourth Proportional to 148,745.52, 223,070.94 and 48,882.48

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Solution

The fourth proportional to 148,745.52, 223,070.94 and 48,882.48 is: 73,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,745.52 : 223,070.94 = 48,882.48 : x
  2. Step 2: Convert to fraction form
    148,745.52/223,070.94 = 48,882.48/x
  3. Step 3: Cross multiply
    148,745.52x = 223,070.94 × 48,882.48
  4. Step 4: Simplify right side
    148,745.52x = 10,904,260,763.13
  5. Step 5: Solve for x
    x = 10,904,260,763.13/148,745.52
  6. Step 6: Final answer
    x = 73,308.16

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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.