Home / 191,251.12-263,921.88-110,667.48

Finding the Fourth Proportional to 191,251.12, 263,921.88 and 110,667.48

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Solution

The fourth proportional to 191,251.12, 263,921.88 and 110,667.48 is: 152,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,251.12 : 263,921.88 = 110,667.48 : x
  2. Step 2: Convert to fraction form
    191,251.12/263,921.88 = 110,667.48/x
  3. Step 3: Cross multiply
    191,251.12x = 263,921.88 × 110,667.48
  4. Step 4: Simplify right side
    191,251.12x = 29,207,569,376.46
  5. Step 5: Solve for x
    x = 29,207,569,376.46/191,251.12
  6. Step 6: Final answer
    x = 152,718.42

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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.