Home / 151,439.52-208,844.79-119,684.28

Finding the Fourth Proportional to 151,439.52, 208,844.79 and 119,684.28

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Solution

The fourth proportional to 151,439.52, 208,844.79 and 119,684.28 is: 165,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,439.52 : 208,844.79 = 119,684.28 : x
  2. Step 2: Convert to fraction form
    151,439.52/208,844.79 = 119,684.28/x
  3. Step 3: Cross multiply
    151,439.52x = 208,844.79 × 119,684.28
  4. Step 4: Simplify right side
    151,439.52x = 24,995,438,322.90
  5. Step 5: Solve for x
    x = 24,995,438,322.90/151,439.52
  6. Step 6: Final answer
    x = 165,052.28

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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.