Home / 143,856.40-215,788.70-44,014.38

Finding the Fourth Proportional to 143,856.40, 215,788.70 and 44,014.38

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Solution

The fourth proportional to 143,856.40, 215,788.70 and 44,014.38 is: 66,022.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,856.40 : 215,788.70 = 44,014.38 : x
  2. Step 2: Convert to fraction form
    143,856.40/215,788.70 = 44,014.38/x
  3. Step 3: Cross multiply
    143,856.40x = 215,788.70 × 44,014.38
  4. Step 4: Simplify right side
    143,856.40x = 9,497,805,621.43
  5. Step 5: Solve for x
    x = 9,497,805,621.43/143,856.40
  6. Step 6: Final answer
    x = 66,022.82

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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.