Home / 148,831.80-223,248.32-36,512.76

Finding the Fourth Proportional to 148,831.80, 223,248.32 and 36,512.76

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Solution

The fourth proportional to 148,831.80, 223,248.32 and 36,512.76 is: 54,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,831.80 : 223,248.32 = 36,512.76 : x
  2. Step 2: Convert to fraction form
    148,831.80/223,248.32 = 36,512.76/x
  3. Step 3: Cross multiply
    148,831.80x = 223,248.32 × 36,512.76
  4. Step 4: Simplify right side
    148,831.80x = 8,151,412,328.56
  5. Step 5: Solve for x
    x = 8,151,412,328.56/148,831.80
  6. Step 6: Final answer
    x = 54,769.29

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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.