Home / 77,292.16-115,954.84-23,983.04

Finding the Fourth Proportional to 77,292.16, 115,954.84 and 23,983.04

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Solution

The fourth proportional to 77,292.16, 115,954.84 and 23,983.04 is: 35,979.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,292.16 : 115,954.84 = 23,983.04 : x
  2. Step 2: Convert to fraction form
    77,292.16/115,954.84 = 23,983.04/x
  3. Step 3: Cross multiply
    77,292.16x = 115,954.84 × 23,983.04
  4. Step 4: Simplify right side
    77,292.16x = 2,780,949,565.91
  5. Step 5: Solve for x
    x = 2,780,949,565.91/77,292.16
  6. Step 6: Final answer
    x = 35,979.71

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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.