Home / 156,049.60-234,074.40-96,125.80

Finding the Fourth Proportional to 156,049.60, 234,074.40 and 96,125.80

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Solution

The fourth proportional to 156,049.60, 234,074.40 and 96,125.80 is: 144,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,049.60 : 234,074.40 = 96,125.80 : x
  2. Step 2: Convert to fraction form
    156,049.60/234,074.40 = 96,125.80/x
  3. Step 3: Cross multiply
    156,049.60x = 234,074.40 × 96,125.80
  4. Step 4: Simplify right side
    156,049.60x = 22,500,588,959.52
  5. Step 5: Solve for x
    x = 22,500,588,959.52/156,049.60
  6. Step 6: Final answer
    x = 144,188.70

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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.