Home / 89,073.10-133,609.65-29,910.70

Finding the Fourth Proportional to 89,073.10, 133,609.65 and 29,910.70

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Solution

The fourth proportional to 89,073.10, 133,609.65 and 29,910.70 is: 44,866.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,073.10 : 133,609.65 = 29,910.70 : x
  2. Step 2: Convert to fraction form
    89,073.10/133,609.65 = 29,910.70/x
  3. Step 3: Cross multiply
    89,073.10x = 133,609.65 × 29,910.70
  4. Step 4: Simplify right side
    89,073.10x = 3,996,358,158.26
  5. Step 5: Solve for x
    x = 3,996,358,158.26/89,073.10
  6. Step 6: Final answer
    x = 44,866.05

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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.