Home / 143,867.10-215,650.14-49,064.10

Finding the Fourth Proportional to 143,867.10, 215,650.14 and 49,064.10

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Solution

The fourth proportional to 143,867.10, 215,650.14 and 49,064.10 is: 73,544.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,867.10 : 215,650.14 = 49,064.10 : x
  2. Step 2: Convert to fraction form
    143,867.10/215,650.14 = 49,064.10/x
  3. Step 3: Cross multiply
    143,867.10x = 215,650.14 × 49,064.10
  4. Step 4: Simplify right side
    143,867.10x = 10,580,680,033.97
  5. Step 5: Solve for x
    x = 10,580,680,033.97/143,867.10
  6. Step 6: Final answer
    x = 73,544.82

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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.