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Finding the Fourth Proportional to 373,141.80, 559,831.08 and 133,250.46

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Solution

The fourth proportional to 373,141.80, 559,831.08 and 133,250.46 is: 199,917.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,141.80 : 559,831.08 = 133,250.46 : x
  2. Step 2: Convert to fraction form
    373,141.80/559,831.08 = 133,250.46/x
  3. Step 3: Cross multiply
    373,141.80x = 559,831.08 × 133,250.46
  4. Step 4: Simplify right side
    373,141.80x = 74,597,748,932.30
  5. Step 5: Solve for x
    x = 74,597,748,932.30/373,141.80
  6. Step 6: Final answer
    x = 199,917.96

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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.