Home / 82,437.72-113,764.38-44,712.60

Finding the Fourth Proportional to 82,437.72, 113,764.38 and 44,712.60

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Solution

The fourth proportional to 82,437.72, 113,764.38 and 44,712.60 is: 61,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,437.72 : 113,764.38 = 44,712.60 : x
  2. Step 2: Convert to fraction form
    82,437.72/113,764.38 = 44,712.60/x
  3. Step 3: Cross multiply
    82,437.72x = 113,764.38 × 44,712.60
  4. Step 4: Simplify right side
    82,437.72x = 5,086,701,217.19
  5. Step 5: Solve for x
    x = 5,086,701,217.19/82,437.72
  6. Step 6: Final answer
    x = 61,703.57

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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.