Home / 148,890.32-223,350.08-49,009.76

Finding the Fourth Proportional to 148,890.32, 223,350.08 and 49,009.76

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Solution

The fourth proportional to 148,890.32, 223,350.08 and 49,009.76 is: 73,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,890.32 : 223,350.08 = 49,009.76 : x
  2. Step 2: Convert to fraction form
    148,890.32/223,350.08 = 49,009.76/x
  3. Step 3: Cross multiply
    148,890.32x = 223,350.08 × 49,009.76
  4. Step 4: Simplify right side
    148,890.32x = 10,946,333,816.78
  5. Step 5: Solve for x
    x = 10,946,333,816.78/148,890.32
  6. Step 6: Final answer
    x = 73,519.45

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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.