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Finding the Fourth Proportional to 89,081.30, 133,582.80 and 26,737.22

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Solution

The fourth proportional to 89,081.30, 133,582.80 and 26,737.22 is: 40,094.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,081.30 : 133,582.80 = 26,737.22 : x
  2. Step 2: Convert to fraction form
    89,081.30/133,582.80 = 26,737.22/x
  3. Step 3: Cross multiply
    89,081.30x = 133,582.80 × 26,737.22
  4. Step 4: Simplify right side
    89,081.30x = 3,571,632,711.82
  5. Step 5: Solve for x
    x = 3,571,632,711.82/89,081.30
  6. Step 6: Final answer
    x = 40,094.08

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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.