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Finding the Fourth Proportional to 240,750.48, 332,273.16 and 137,384.88

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Solution

The fourth proportional to 240,750.48, 332,273.16 and 137,384.88 is: 189,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,750.48 : 332,273.16 = 137,384.88 : x
  2. Step 2: Convert to fraction form
    240,750.48/332,273.16 = 137,384.88/x
  3. Step 3: Cross multiply
    240,750.48x = 332,273.16 × 137,384.88
  4. Step 4: Simplify right side
    240,750.48x = 45,649,308,213.82
  5. Step 5: Solve for x
    x = 45,649,308,213.82/240,750.48
  6. Step 6: Final answer
    x = 189,612.53

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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.