Home / 82,237.47-113,488.65-48,246.56

Finding the Fourth Proportional to 82,237.47, 113,488.65 and 48,246.56

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Solution

The fourth proportional to 82,237.47, 113,488.65 and 48,246.56 is: 66,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,237.47 : 113,488.65 = 48,246.56 : x
  2. Step 2: Convert to fraction form
    82,237.47/113,488.65 = 48,246.56/x
  3. Step 3: Cross multiply
    82,237.47x = 113,488.65 × 48,246.56
  4. Step 4: Simplify right side
    82,237.47x = 5,475,436,394.10
  5. Step 5: Solve for x
    x = 5,475,436,394.10/82,237.47
  6. Step 6: Final answer
    x = 66,580.80

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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.