Home / 89,841.41-134,776.35-29,872.11

Finding the Fourth Proportional to 89,841.41, 134,776.35 and 29,872.11

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Solution

The fourth proportional to 89,841.41, 134,776.35 and 29,872.11 is: 44,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,841.41 : 134,776.35 = 29,872.11 : x
  2. Step 2: Convert to fraction form
    89,841.41/134,776.35 = 29,872.11/x
  3. Step 3: Cross multiply
    89,841.41x = 134,776.35 × 29,872.11
  4. Step 4: Simplify right side
    89,841.41x = 4,026,053,952.60
  5. Step 5: Solve for x
    x = 4,026,053,952.60/89,841.41
  6. Step 6: Final answer
    x = 44,812.90

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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.