Home / 131,410.10-197,115.15-48,293.30

Finding the Fourth Proportional to 131,410.10, 197,115.15 and 48,293.30

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Solution

The fourth proportional to 131,410.10, 197,115.15 and 48,293.30 is: 72,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,410.10 : 197,115.15 = 48,293.30 : x
  2. Step 2: Convert to fraction form
    131,410.10/197,115.15 = 48,293.30/x
  3. Step 3: Cross multiply
    131,410.10x = 197,115.15 × 48,293.30
  4. Step 4: Simplify right side
    131,410.10x = 9,519,341,073.50
  5. Step 5: Solve for x
    x = 9,519,341,073.50/131,410.10
  6. Step 6: Final answer
    x = 72,439.95

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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.