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Finding the Fourth Proportional to 162,975, 224,918.46 and 95,919.96

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Solution

The fourth proportional to 162,975, 224,918.46 and 95,919.96 is: 132,377.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,975 : 224,918.46 = 95,919.96 : x
  2. Step 2: Convert to fraction form
    162,975/224,918.46 = 95,919.96/x
  3. Step 3: Cross multiply
    162,975x = 224,918.46 × 95,919.96
  4. Step 4: Simplify right side
    162,975x = 21,574,169,686.46
  5. Step 5: Solve for x
    x = 21,574,169,686.46/162,975
  6. Step 6: Final answer
    x = 132,377.17

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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.