Home / 77,164.32-115,841.04-50,891.04

Finding the Fourth Proportional to 77,164.32, 115,841.04 and 50,891.04

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Solution

The fourth proportional to 77,164.32, 115,841.04 and 50,891.04 is: 76,398.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,164.32 : 115,841.04 = 50,891.04 : x
  2. Step 2: Convert to fraction form
    77,164.32/115,841.04 = 50,891.04/x
  3. Step 3: Cross multiply
    77,164.32x = 115,841.04 × 50,891.04
  4. Step 4: Simplify right side
    77,164.32x = 5,895,271,000.28
  5. Step 5: Solve for x
    x = 5,895,271,000.28/77,164.32
  6. Step 6: Final answer
    x = 76,398.92

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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.