Home / 68,229.95-101,865.18-52,135.26

Finding the Fourth Proportional to 68,229.95, 101,865.18 and 52,135.26

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Solution

The fourth proportional to 68,229.95, 101,865.18 and 52,135.26 is: 77,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,229.95 : 101,865.18 = 52,135.26 : x
  2. Step 2: Convert to fraction form
    68,229.95/101,865.18 = 52,135.26/x
  3. Step 3: Cross multiply
    68,229.95x = 101,865.18 × 52,135.26
  4. Step 4: Simplify right side
    68,229.95x = 5,310,767,066.75
  5. Step 5: Solve for x
    x = 5,310,767,066.75/68,229.95
  6. Step 6: Final answer
    x = 77,836.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.