Home / 89,115.40-133,629.33-44,084.72

Finding the Fourth Proportional to 89,115.40, 133,629.33 and 44,084.72

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Solution

The fourth proportional to 89,115.40, 133,629.33 and 44,084.72 is: 66,105.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,115.40 : 133,629.33 = 44,084.72 : x
  2. Step 2: Convert to fraction form
    89,115.40/133,629.33 = 44,084.72/x
  3. Step 3: Cross multiply
    89,115.40x = 133,629.33 × 44,084.72
  4. Step 4: Simplify right side
    89,115.40x = 5,891,011,596.84
  5. Step 5: Solve for x
    x = 5,891,011,596.84/89,115.40
  6. Step 6: Final answer
    x = 66,105.43

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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.