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Finding the Fourth Proportional to 95,857.40, 143,786.10 and 88,275.80

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Solution

The fourth proportional to 95,857.40, 143,786.10 and 88,275.80 is: 132,413.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,857.40 : 143,786.10 = 88,275.80 : x
  2. Step 2: Convert to fraction form
    95,857.40/143,786.10 = 88,275.80/x
  3. Step 3: Cross multiply
    95,857.40x = 143,786.10 × 88,275.80
  4. Step 4: Simplify right side
    95,857.40x = 12,692,833,006.38
  5. Step 5: Solve for x
    x = 12,692,833,006.38/95,857.40
  6. Step 6: Final answer
    x = 132,413.70

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1.5x scale

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.