Home / 68,397.77-94,428.18-52,137.42

Finding the Fourth Proportional to 68,397.77, 94,428.18 and 52,137.42

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Solution

The fourth proportional to 68,397.77, 94,428.18 and 52,137.42 is: 71,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,397.77 : 94,428.18 = 52,137.42 : x
  2. Step 2: Convert to fraction form
    68,397.77/94,428.18 = 52,137.42/x
  3. Step 3: Cross multiply
    68,397.77x = 94,428.18 × 52,137.42
  4. Step 4: Simplify right side
    68,397.77x = 4,923,241,680.50
  5. Step 5: Solve for x
    x = 4,923,241,680.50/68,397.77
  6. Step 6: Final answer
    x = 71,979.57

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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.