Home / 68,251.12-94,174.08-38,035.68

Finding the Fourth Proportional to 68,251.12, 94,174.08 and 38,035.68

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Solution

The fourth proportional to 68,251.12, 94,174.08 and 38,035.68 is: 52,482.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,251.12 : 94,174.08 = 38,035.68 : x
  2. Step 2: Convert to fraction form
    68,251.12/94,174.08 = 38,035.68/x
  3. Step 3: Cross multiply
    68,251.12x = 94,174.08 × 38,035.68
  4. Step 4: Simplify right side
    68,251.12x = 3,581,975,171.17
  5. Step 5: Solve for x
    x = 3,581,975,171.17/68,251.12
  6. Step 6: Final answer
    x = 52,482.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.