Home / 148,997.76-223,449.21-49,139.34

Finding the Fourth Proportional to 148,997.76, 223,449.21 and 49,139.34

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Solution

The fourth proportional to 148,997.76, 223,449.21 and 49,139.34 is: 73,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,997.76 : 223,449.21 = 49,139.34 : x
  2. Step 2: Convert to fraction form
    148,997.76/223,449.21 = 49,139.34/x
  3. Step 3: Cross multiply
    148,997.76x = 223,449.21 × 49,139.34
  4. Step 4: Simplify right side
    148,997.76x = 10,980,146,702.92
  5. Step 5: Solve for x
    x = 10,980,146,702.92/148,997.76
  6. Step 6: Final answer
    x = 73,693.37

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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.