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Finding the Fourth Proportional to 169,664.90, 254,335.35 and 63,020.30

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Solution

The fourth proportional to 169,664.90, 254,335.35 and 63,020.30 is: 94,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,664.90 : 254,335.35 = 63,020.30 : x
  2. Step 2: Convert to fraction form
    169,664.90/254,335.35 = 63,020.30/x
  3. Step 3: Cross multiply
    169,664.90x = 254,335.35 × 63,020.30
  4. Step 4: Simplify right side
    169,664.90x = 16,028,290,057.61
  5. Step 5: Solve for x
    x = 16,028,290,057.61/169,664.90
  6. Step 6: Final answer
    x = 94,470.28

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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.