Home / 82,168.40-113,392.39-44,442.65

Finding the Fourth Proportional to 82,168.40, 113,392.39 and 44,442.65

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Solution

The fourth proportional to 82,168.40, 113,392.39 and 44,442.65 is: 61,330.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,168.40 : 113,392.39 = 44,442.65 : x
  2. Step 2: Convert to fraction form
    82,168.40/113,392.39 = 44,442.65/x
  3. Step 3: Cross multiply
    82,168.40x = 113,392.39 × 44,442.65
  4. Step 4: Simplify right side
    82,168.40x = 5,039,457,734.47
  5. Step 5: Solve for x
    x = 5,039,457,734.47/82,168.40
  6. Step 6: Final answer
    x = 61,330.85

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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.