Home / 143,856.32-215,775.43-44,008.58

Finding the Fourth Proportional to 143,856.32, 215,775.43 and 44,008.58

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Solution

The fourth proportional to 143,856.32, 215,775.43 and 44,008.58 is: 66,010.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,856.32 : 215,775.43 = 44,008.58 : x
  2. Step 2: Convert to fraction form
    143,856.32/215,775.43 = 44,008.58/x
  3. Step 3: Cross multiply
    143,856.32x = 215,775.43 × 44,008.58
  4. Step 4: Simplify right side
    143,856.32x = 9,495,969,194.31
  5. Step 5: Solve for x
    x = 9,495,969,194.31/143,856.32
  6. Step 6: Final answer
    x = 66,010.10

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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.