Home / 82,158.66-113,378.61-44,432.82

Finding the Fourth Proportional to 82,158.66, 113,378.61 and 44,432.82

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Solution

The fourth proportional to 82,158.66, 113,378.61 and 44,432.82 is: 61,317.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,158.66 : 113,378.61 = 44,432.82 : x
  2. Step 2: Convert to fraction form
    82,158.66/113,378.61 = 44,432.82/x
  3. Step 3: Cross multiply
    82,158.66x = 113,378.61 × 44,432.82
  4. Step 4: Simplify right side
    82,158.66x = 5,037,731,369.98
  5. Step 5: Solve for x
    x = 5,037,731,369.98/82,158.66
  6. Step 6: Final answer
    x = 61,317.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.