Home / 239,001.62-329,831.64-131,581.65

Finding the Fourth Proportional to 239,001.62, 329,831.64 and 131,581.65

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Solution

The fourth proportional to 239,001.62, 329,831.64 and 131,581.65 is: 181,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,001.62 : 329,831.64 = 131,581.65 : x
  2. Step 2: Convert to fraction form
    239,001.62/329,831.64 = 131,581.65/x
  3. Step 3: Cross multiply
    239,001.62x = 329,831.64 × 131,581.65
  4. Step 4: Simplify right side
    239,001.62x = 43,399,791,413.41
  5. Step 5: Solve for x
    x = 43,399,791,413.41/239,001.62
  6. Step 6: Final answer
    x = 181,587.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.