Home / 89,895.35-134,925.85-45,553.52

Finding the Fourth Proportional to 89,895.35, 134,925.85 and 45,553.52

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Solution

The fourth proportional to 89,895.35, 134,925.85 and 45,553.52 is: 68,372.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895.35 : 134,925.85 = 45,553.52 : x
  2. Step 2: Convert to fraction form
    89,895.35/134,925.85 = 45,553.52/x
  3. Step 3: Cross multiply
    89,895.35x = 134,925.85 × 45,553.52
  4. Step 4: Simplify right side
    89,895.35x = 6,146,347,800.75
  5. Step 5: Solve for x
    x = 6,146,347,800.75/89,895.35
  6. Step 6: Final answer
    x = 68,372.25

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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.