Home / 158,646.56-218,939.16-94,972.04

Finding the Fourth Proportional to 158,646.56, 218,939.16 and 94,972.04

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Solution

The fourth proportional to 158,646.56, 218,939.16 and 94,972.04 is: 131,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,646.56 : 218,939.16 = 94,972.04 : x
  2. Step 2: Convert to fraction form
    158,646.56/218,939.16 = 94,972.04/x
  3. Step 3: Cross multiply
    158,646.56x = 218,939.16 × 94,972.04
  4. Step 4: Simplify right side
    158,646.56x = 20,793,098,661.09
  5. Step 5: Solve for x
    x = 20,793,098,661.09/158,646.56
  6. Step 6: Final answer
    x = 131,065.55

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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.