Home / 53,154.25-79,759.17-34,429.43

Finding the Fourth Proportional to 53,154.25, 79,759.17 and 34,429.43

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Solution

The fourth proportional to 53,154.25, 79,759.17 and 34,429.43 is: 51,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,154.25 : 79,759.17 = 34,429.43 : x
  2. Step 2: Convert to fraction form
    53,154.25/79,759.17 = 34,429.43/x
  3. Step 3: Cross multiply
    53,154.25x = 79,759.17 × 34,429.43
  4. Step 4: Simplify right side
    53,154.25x = 2,746,062,959.77
  5. Step 5: Solve for x
    x = 2,746,062,959.77/53,154.25
  6. Step 6: Final answer
    x = 51,662.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.