Home / 89,074.10-133,611.15-29,911.70

Finding the Fourth Proportional to 89,074.10, 133,611.15 and 29,911.70

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Solution

The fourth proportional to 89,074.10, 133,611.15 and 29,911.70 is: 44,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,074.10 : 133,611.15 = 29,911.70 : x
  2. Step 2: Convert to fraction form
    89,074.10/133,611.15 = 29,911.70/x
  3. Step 3: Cross multiply
    89,074.10x = 133,611.15 × 29,911.70
  4. Step 4: Simplify right side
    89,074.10x = 3,996,536,635.46
  5. Step 5: Solve for x
    x = 3,996,536,635.46/89,074.10
  6. Step 6: Final answer
    x = 44,867.55

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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.