Home / 89,853.75-134,730.09-29,850.14

Finding the Fourth Proportional to 89,853.75, 134,730.09 and 29,850.14

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Solution

The fourth proportional to 89,853.75, 134,730.09 and 29,850.14 is: 44,758.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,853.75 : 134,730.09 = 29,850.14 : x
  2. Step 2: Convert to fraction form
    89,853.75/134,730.09 = 29,850.14/x
  3. Step 3: Cross multiply
    89,853.75x = 134,730.09 × 29,850.14
  4. Step 4: Simplify right side
    89,853.75x = 4,021,711,375.06
  5. Step 5: Solve for x
    x = 4,021,711,375.06/89,853.75
  6. Step 6: Final answer
    x = 44,758.41

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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.