Home / 151,432.40-227,148.60-92,237.60

Finding the Fourth Proportional to 151,432.40, 227,148.60 and 92,237.60

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Solution

The fourth proportional to 151,432.40, 227,148.60 and 92,237.60 is: 138,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,432.40 : 227,148.60 = 92,237.60 : x
  2. Step 2: Convert to fraction form
    151,432.40/227,148.60 = 92,237.60/x
  3. Step 3: Cross multiply
    151,432.40x = 227,148.60 × 92,237.60
  4. Step 4: Simplify right side
    151,432.40x = 20,951,641,707.36
  5. Step 5: Solve for x
    x = 20,951,641,707.36/151,432.40
  6. Step 6: Final answer
    x = 138,356.40

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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.