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Finding the Fourth Proportional to 114,097.60, 171,092.40 and 66,726.40

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Solution

The fourth proportional to 114,097.60, 171,092.40 and 66,726.40 is: 100,058.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,097.60 : 171,092.40 = 66,726.40 : x
  2. Step 2: Convert to fraction form
    114,097.60/171,092.40 = 66,726.40/x
  3. Step 3: Cross multiply
    114,097.60x = 171,092.40 × 66,726.40
  4. Step 4: Simplify right side
    114,097.60x = 11,416,379,919.36
  5. Step 5: Solve for x
    x = 11,416,379,919.36/114,097.60
  6. Step 6: Final answer
    x = 100,058.02

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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.