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Finding the Fourth Proportional to 60,084.81, 90,048.34 and 44,215.54

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Solution

The fourth proportional to 60,084.81, 90,048.34 and 44,215.54 is: 66,265.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,084.81 : 90,048.34 = 44,215.54 : x
  2. Step 2: Convert to fraction form
    60,084.81/90,048.34 = 44,215.54/x
  3. Step 3: Cross multiply
    60,084.81x = 90,048.34 × 44,215.54
  4. Step 4: Simplify right side
    60,084.81x = 3,981,535,979.20
  5. Step 5: Solve for x
    x = 3,981,535,979.20/60,084.81
  6. Step 6: Final answer
    x = 66,265.27

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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.