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Finding the Fourth Proportional to 89,894.92, 134,864.33 and 29,923.28

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Solution

The fourth proportional to 89,894.92, 134,864.33 and 29,923.28 is: 44,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,894.92 : 134,864.33 = 29,923.28 : x
  2. Step 2: Convert to fraction form
    89,894.92/134,864.33 = 29,923.28/x
  3. Step 3: Cross multiply
    89,894.92x = 134,864.33 × 29,923.28
  4. Step 4: Simplify right side
    89,894.92x = 4,035,582,621.83
  5. Step 5: Solve for x
    x = 4,035,582,621.83/89,894.92
  6. Step 6: Final answer
    x = 44,892.22

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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.