Home / 74,498.19-111,747.28-52,410.43

Finding the Fourth Proportional to 74,498.19, 111,747.28 and 52,410.43

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Solution

The fourth proportional to 74,498.19, 111,747.28 and 52,410.43 is: 78,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,498.19 : 111,747.28 = 52,410.43 : x
  2. Step 2: Convert to fraction form
    74,498.19/111,747.28 = 52,410.43/x
  3. Step 3: Cross multiply
    74,498.19x = 111,747.28 × 52,410.43
  4. Step 4: Simplify right side
    74,498.19x = 5,856,722,996.13
  5. Step 5: Solve for x
    x = 5,856,722,996.13/74,498.19
  6. Step 6: Final answer
    x = 78,615.64

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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.