Home / 151,578.76-227,299.02-72,730.12

Finding the Fourth Proportional to 151,578.76, 227,299.02 and 72,730.12

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Solution

The fourth proportional to 151,578.76, 227,299.02 and 72,730.12 is: 109,062.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,578.76 : 227,299.02 = 72,730.12 : x
  2. Step 2: Convert to fraction form
    151,578.76/227,299.02 = 72,730.12/x
  3. Step 3: Cross multiply
    151,578.76x = 227,299.02 × 72,730.12
  4. Step 4: Simplify right side
    151,578.76x = 16,531,485,000.48
  5. Step 5: Solve for x
    x = 16,531,485,000.48/151,578.76
  6. Step 6: Final answer
    x = 109,062.02

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1.5x scale

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.