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Finding the Fourth Proportional to 95,859.55, 132,270.63 and 55,565.45

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Solution

The fourth proportional to 95,859.55, 132,270.63 and 55,565.45 is: 76,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,859.55 : 132,270.63 = 55,565.45 : x
  2. Step 2: Convert to fraction form
    95,859.55/132,270.63 = 55,565.45/x
  3. Step 3: Cross multiply
    95,859.55x = 132,270.63 × 55,565.45
  4. Step 4: Simplify right side
    95,859.55x = 7,349,677,077.73
  5. Step 5: Solve for x
    x = 7,349,677,077.73/95,859.55
  6. Step 6: Final answer
    x = 76,671.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.