Home / 143,977.06-215,950.98-38,806.66

Finding the Fourth Proportional to 143,977.06, 215,950.98 and 38,806.66

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Solution

The fourth proportional to 143,977.06, 215,950.98 and 38,806.66 is: 58,206.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,977.06 : 215,950.98 = 38,806.66 : x
  2. Step 2: Convert to fraction form
    143,977.06/215,950.98 = 38,806.66/x
  3. Step 3: Cross multiply
    143,977.06x = 215,950.98 × 38,806.66
  4. Step 4: Simplify right side
    143,977.06x = 8,380,336,257.53
  5. Step 5: Solve for x
    x = 8,380,336,257.53/143,977.06
  6. Step 6: Final answer
    x = 58,206.05

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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.