Home / 191,932.74-287,308.60-125,229.24

Finding the Fourth Proportional to 191,932.74, 287,308.60 and 125,229.24

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Solution

The fourth proportional to 191,932.74, 287,308.60 and 125,229.24 is: 187,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,932.74 : 287,308.60 = 125,229.24 : x
  2. Step 2: Convert to fraction form
    191,932.74/287,308.60 = 125,229.24/x
  3. Step 3: Cross multiply
    191,932.74x = 287,308.60 × 125,229.24
  4. Step 4: Simplify right side
    191,932.74x = 35,979,437,623.46
  5. Step 5: Solve for x
    x = 35,979,437,623.46/191,932.74
  6. Step 6: Final answer
    x = 187,458.57

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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.