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Finding the Fourth Proportional to 95,572.80, 143,342.40 and 36,412.02

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Solution

The fourth proportional to 95,572.80, 143,342.40 and 36,412.02 is: 54,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,572.80 : 143,342.40 = 36,412.02 : x
  2. Step 2: Convert to fraction form
    95,572.80/143,342.40 = 36,412.02/x
  3. Step 3: Cross multiply
    95,572.80x = 143,342.40 × 36,412.02
  4. Step 4: Simplify right side
    95,572.80x = 5,219,386,335.65
  5. Step 5: Solve for x
    x = 5,219,386,335.65/95,572.80
  6. Step 6: Final answer
    x = 54,611.63

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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.