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Finding the Fourth Proportional to 119,843.45, 179,437.28 and 116,667.17

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Solution

The fourth proportional to 119,843.45, 179,437.28 and 116,667.17 is: 174,681.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,843.45 : 179,437.28 = 116,667.17 : x
  2. Step 2: Convert to fraction form
    119,843.45/179,437.28 = 116,667.17/x
  3. Step 3: Cross multiply
    119,843.45x = 179,437.28 × 116,667.17
  4. Step 4: Simplify right side
    119,843.45x = 20,934,438,842.47
  5. Step 5: Solve for x
    x = 20,934,438,842.47/119,843.45
  6. Step 6: Final answer
    x = 174,681.55

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1.5x scale

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.