Home / 89,732.65-134,471.98-49,769.22

Finding the Fourth Proportional to 89,732.65, 134,471.98 and 49,769.22

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Solution

The fourth proportional to 89,732.65, 134,471.98 and 49,769.22 is: 74,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,732.65 : 134,471.98 = 49,769.22 : x
  2. Step 2: Convert to fraction form
    89,732.65/134,471.98 = 49,769.22/x
  3. Step 3: Cross multiply
    89,732.65x = 134,471.98 × 49,769.22
  4. Step 4: Simplify right side
    89,732.65x = 6,692,565,556.46
  5. Step 5: Solve for x
    x = 6,692,565,556.46/89,732.65
  6. Step 6: Final answer
    x = 74,583.39

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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.