Home / 159,854.13-220,584.69-102,392.06

Finding the Fourth Proportional to 159,854.13, 220,584.69 and 102,392.06

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Solution

The fourth proportional to 159,854.13, 220,584.69 and 102,392.06 is: 141,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,854.13 : 220,584.69 = 102,392.06 : x
  2. Step 2: Convert to fraction form
    159,854.13/220,584.69 = 102,392.06/x
  3. Step 3: Cross multiply
    159,854.13x = 220,584.69 × 102,392.06
  4. Step 4: Simplify right side
    159,854.13x = 22,586,119,710.64
  5. Step 5: Solve for x
    x = 22,586,119,710.64/159,854.13
  6. Step 6: Final answer
    x = 141,292.06

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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.