Home / 88,408.40-132,644.28-44,031.20

Finding the Fourth Proportional to 88,408.40, 132,644.28 and 44,031.20

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Solution

The fourth proportional to 88,408.40, 132,644.28 and 44,031.20 is: 66,062.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,408.40 : 132,644.28 = 44,031.20 : x
  2. Step 2: Convert to fraction form
    88,408.40/132,644.28 = 44,031.20/x
  3. Step 3: Cross multiply
    88,408.40x = 132,644.28 × 44,031.20
  4. Step 4: Simplify right side
    88,408.40x = 5,840,486,821.54
  5. Step 5: Solve for x
    x = 5,840,486,821.54/88,408.40
  6. Step 6: Final answer
    x = 66,062.58

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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.