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Finding the Fourth Proportional to 169,008, 253,515.60 and 63,876.48

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Solution

The fourth proportional to 169,008, 253,515.60 and 63,876.48 is: 95,816.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,008 : 253,515.60 = 63,876.48 : x
  2. Step 2: Convert to fraction form
    169,008/253,515.60 = 63,876.48/x
  3. Step 3: Cross multiply
    169,008x = 253,515.60 × 63,876.48
  4. Step 4: Simplify right side
    169,008x = 16,193,684,153.09
  5. Step 5: Solve for x
    x = 16,193,684,153.09/169,008
  6. Step 6: Final answer
    x = 95,816.08

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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.