Home / 158,759.28-219,121.77-95,133.98

Finding the Fourth Proportional to 158,759.28, 219,121.77 and 95,133.98

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Solution

The fourth proportional to 158,759.28, 219,121.77 and 95,133.98 is: 131,305.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,759.28 : 219,121.77 = 95,133.98 : x
  2. Step 2: Convert to fraction form
    158,759.28/219,121.77 = 95,133.98/x
  3. Step 3: Cross multiply
    158,759.28x = 219,121.77 × 95,133.98
  4. Step 4: Simplify right side
    158,759.28x = 20,845,926,084.74
  5. Step 5: Solve for x
    x = 20,845,926,084.74/158,759.28
  6. Step 6: Final answer
    x = 131,305.24

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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.