Home / 89,895.17-134,925.57-45,553.34

Finding the Fourth Proportional to 89,895.17, 134,925.57 and 45,553.34

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Solution

The fourth proportional to 89,895.17, 134,925.57 and 45,553.34 is: 68,371.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895.17 : 134,925.57 = 45,553.34 : x
  2. Step 2: Convert to fraction form
    89,895.17/134,925.57 = 45,553.34/x
  3. Step 3: Cross multiply
    89,895.17x = 134,925.57 × 45,553.34
  4. Step 4: Simplify right side
    89,895.17x = 6,146,309,690.28
  5. Step 5: Solve for x
    x = 6,146,309,690.28/89,895.17
  6. Step 6: Final answer
    x = 68,371.97

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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.