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Finding the Fourth Proportional to 95,047.39, 131,030.19 and 64,793.89

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Solution

The fourth proportional to 95,047.39, 131,030.19 and 64,793.89 is: 89,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,047.39 : 131,030.19 = 64,793.89 : x
  2. Step 2: Convert to fraction form
    95,047.39/131,030.19 = 64,793.89/x
  3. Step 3: Cross multiply
    95,047.39x = 131,030.19 × 64,793.89
  4. Step 4: Simplify right side
    95,047.39x = 8,489,955,881.33
  5. Step 5: Solve for x
    x = 8,489,955,881.33/95,047.39
  6. Step 6: Final answer
    x = 89,323.40

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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.