Home / 83,948.11-115,849.16-46,223.71

Finding the Fourth Proportional to 83,948.11, 115,849.16 and 46,223.71

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Solution

The fourth proportional to 83,948.11, 115,849.16 and 46,223.71 is: 63,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,948.11 : 115,849.16 = 46,223.71 : x
  2. Step 2: Convert to fraction form
    83,948.11/115,849.16 = 46,223.71/x
  3. Step 3: Cross multiply
    83,948.11x = 115,849.16 × 46,223.71
  4. Step 4: Simplify right side
    83,948.11x = 5,354,977,975.58
  5. Step 5: Solve for x
    x = 5,354,977,975.58/83,948.11
  6. Step 6: Final answer
    x = 63,789.14

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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.