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Finding the Fourth Proportional to 359,149.96, 538,724.94 and 109,831.96

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Solution

The fourth proportional to 359,149.96, 538,724.94 and 109,831.96 is: 164,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,149.96 : 538,724.94 = 109,831.96 : x
  2. Step 2: Convert to fraction form
    359,149.96/538,724.94 = 109,831.96/x
  3. Step 3: Cross multiply
    359,149.96x = 538,724.94 × 109,831.96
  4. Step 4: Simplify right side
    359,149.96x = 59,169,216,061.08
  5. Step 5: Solve for x
    x = 59,169,216,061.08/359,149.96
  6. Step 6: Final answer
    x = 164,747.94

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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.