Home / 143,955.23-215,972.07-44,113.21

Finding the Fourth Proportional to 143,955.23, 215,972.07 and 44,113.21

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Solution

The fourth proportional to 143,955.23, 215,972.07 and 44,113.21 is: 66,181.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,955.23 : 215,972.07 = 44,113.21 : x
  2. Step 2: Convert to fraction form
    143,955.23/215,972.07 = 44,113.21/x
  3. Step 3: Cross multiply
    143,955.23x = 215,972.07 × 44,113.21
  4. Step 4: Simplify right side
    143,955.23x = 9,527,220,820.83
  5. Step 5: Solve for x
    x = 9,527,220,820.83/143,955.23
  6. Step 6: Final answer
    x = 66,181.83

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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.