Home / 82,047.74-113,195.48-62,930.93

Finding the Fourth Proportional to 82,047.74, 113,195.48 and 62,930.93

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Solution

The fourth proportional to 82,047.74, 113,195.48 and 62,930.93 is: 86,821.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,047.74 : 113,195.48 = 62,930.93 : x
  2. Step 2: Convert to fraction form
    82,047.74/113,195.48 = 62,930.93/x
  3. Step 3: Cross multiply
    82,047.74x = 113,195.48 × 62,930.93
  4. Step 4: Simplify right side
    82,047.74x = 7,123,495,947.56
  5. Step 5: Solve for x
    x = 7,123,495,947.56/82,047.74
  6. Step 6: Final answer
    x = 86,821.36

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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.