Home / 89,895.54-134,926.13-45,553.71

Finding the Fourth Proportional to 89,895.54, 134,926.13 and 45,553.71

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Solution

The fourth proportional to 89,895.54, 134,926.13 and 45,553.71 is: 68,372.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895.54 : 134,926.13 = 45,553.71 : x
  2. Step 2: Convert to fraction form
    89,895.54/134,926.13 = 45,553.71/x
  3. Step 3: Cross multiply
    89,895.54x = 134,926.13 × 45,553.71
  4. Step 4: Simplify right side
    89,895.54x = 6,146,385,911.33
  5. Step 5: Solve for x
    x = 6,146,385,911.33/89,895.54
  6. Step 6: Final answer
    x = 68,372.53

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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.