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Finding the Fourth Proportional to 163,951.52, 245,763.08 and 63,974.16

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Solution

The fourth proportional to 163,951.52, 245,763.08 and 63,974.16 is: 95,897.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,951.52 : 245,763.08 = 63,974.16 : x
  2. Step 2: Convert to fraction form
    163,951.52/245,763.08 = 63,974.16/x
  3. Step 3: Cross multiply
    163,951.52x = 245,763.08 × 63,974.16
  4. Step 4: Simplify right side
    163,951.52x = 15,722,486,602.01
  5. Step 5: Solve for x
    x = 15,722,486,602.01/163,951.52
  6. Step 6: Final answer
    x = 95,897.17

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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.