Home / 68,862.22-103,337.03-29,419.63

Finding the Fourth Proportional to 68,862.22, 103,337.03 and 29,419.63

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Solution

The fourth proportional to 68,862.22, 103,337.03 and 29,419.63 is: 44,148.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,862.22 : 103,337.03 = 29,419.63 : x
  2. Step 2: Convert to fraction form
    68,862.22/103,337.03 = 29,419.63/x
  3. Step 3: Cross multiply
    68,862.22x = 103,337.03 × 29,419.63
  4. Step 4: Simplify right side
    68,862.22x = 3,040,137,040.80
  5. Step 5: Solve for x
    x = 3,040,137,040.80/68,862.22
  6. Step 6: Final answer
    x = 44,148.11

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1.5x scale

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.