Home / 68,948.10-95,157.18-42,084.86

Finding the Fourth Proportional to 68,948.10, 95,157.18 and 42,084.86

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Solution

The fourth proportional to 68,948.10, 95,157.18 and 42,084.86 is: 58,082.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,948.10 : 95,157.18 = 42,084.86 : x
  2. Step 2: Convert to fraction form
    68,948.10/95,157.18 = 42,084.86/x
  3. Step 3: Cross multiply
    68,948.10x = 95,157.18 × 42,084.86
  4. Step 4: Simplify right side
    68,948.10x = 4,004,676,598.29
  5. Step 5: Solve for x
    x = 4,004,676,598.29/68,948.10
  6. Step 6: Final answer
    x = 58,082.48

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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.