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Finding the Fourth Proportional to 98,171.19, 147,257.46 and 41,963.92

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Solution

The fourth proportional to 98,171.19, 147,257.46 and 41,963.92 is: 62,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,171.19 : 147,257.46 = 41,963.92 : x
  2. Step 2: Convert to fraction form
    98,171.19/147,257.46 = 41,963.92/x
  3. Step 3: Cross multiply
    98,171.19x = 147,257.46 × 41,963.92
  4. Step 4: Simplify right side
    98,171.19x = 6,179,499,902.70
  5. Step 5: Solve for x
    x = 6,179,499,902.70/98,171.19
  6. Step 6: Final answer
    x = 62,946.16

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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.