Home / 143,350.08-215,052.29-47,293.10

Finding the Fourth Proportional to 143,350.08, 215,052.29 and 47,293.10

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Solution

The fourth proportional to 143,350.08, 215,052.29 and 47,293.10 is: 70,948.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,350.08 : 215,052.29 = 47,293.10 : x
  2. Step 2: Convert to fraction form
    143,350.08/215,052.29 = 47,293.10/x
  3. Step 3: Cross multiply
    143,350.08x = 215,052.29 × 47,293.10
  4. Step 4: Simplify right side
    143,350.08x = 10,170,489,456.20
  5. Step 5: Solve for x
    x = 10,170,489,456.20/143,350.08
  6. Step 6: Final answer
    x = 70,948.61

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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.