Home / 315,520.13-473,280.20-93,904.13

Finding the Fourth Proportional to 315,520.13, 473,280.20 and 93,904.13

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Solution

The fourth proportional to 315,520.13, 473,280.20 and 93,904.13 is: 140,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,520.13 : 473,280.20 = 93,904.13 : x
  2. Step 2: Convert to fraction form
    315,520.13/473,280.20 = 93,904.13/x
  3. Step 3: Cross multiply
    315,520.13x = 473,280.20 × 93,904.13
  4. Step 4: Simplify right side
    315,520.13x = 44,442,962,591.30
  5. Step 5: Solve for x
    x = 44,442,962,591.30/315,520.13
  6. Step 6: Final answer
    x = 140,856.19

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Similar ratio
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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.