Home / 103,542.52-155,288.10-44,371.48

Finding the Fourth Proportional to 103,542.52, 155,288.10 and 44,371.48

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Solution

The fourth proportional to 103,542.52, 155,288.10 and 44,371.48 is: 66,546.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,542.52 : 155,288.10 = 44,371.48 : x
  2. Step 2: Convert to fraction form
    103,542.52/155,288.10 = 44,371.48/x
  3. Step 3: Cross multiply
    103,542.52x = 155,288.10 × 44,371.48
  4. Step 4: Simplify right side
    103,542.52x = 6,890,362,823.39
  5. Step 5: Solve for x
    x = 6,890,362,823.39/103,542.52
  6. Step 6: Final answer
    x = 66,546.22

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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.