Home / 157,046.31-235,609.07-50,439.87

Finding the Fourth Proportional to 157,046.31, 235,609.07 and 50,439.87

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Solution

The fourth proportional to 157,046.31, 235,609.07 and 50,439.87 is: 75,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,046.31 : 235,609.07 = 50,439.87 : x
  2. Step 2: Convert to fraction form
    157,046.31/235,609.07 = 50,439.87/x
  3. Step 3: Cross multiply
    157,046.31x = 235,609.07 × 50,439.87
  4. Step 4: Simplify right side
    157,046.31x = 11,884,090,609.42
  5. Step 5: Solve for x
    x = 11,884,090,609.42/157,046.31
  6. Step 6: Final answer
    x = 75,672.52

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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.