Home / 82,428.33-113,752.05-44,703.39

Finding the Fourth Proportional to 82,428.33, 113,752.05 and 44,703.39

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Solution

The fourth proportional to 82,428.33, 113,752.05 and 44,703.39 is: 61,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,428.33 : 113,752.05 = 44,703.39 : x
  2. Step 2: Convert to fraction form
    82,428.33/113,752.05 = 44,703.39/x
  3. Step 3: Cross multiply
    82,428.33x = 113,752.05 × 44,703.39
  4. Step 4: Simplify right side
    82,428.33x = 5,085,102,254.45
  5. Step 5: Solve for x
    x = 5,085,102,254.45/82,428.33
  6. Step 6: Final answer
    x = 61,691.20

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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.