Home / 83,448.40-125,143.14-36,061.58

Finding the Fourth Proportional to 83,448.40, 125,143.14 and 36,061.58

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Solution

The fourth proportional to 83,448.40, 125,143.14 and 36,061.58 is: 54,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,448.40 : 125,143.14 = 36,061.58 : x
  2. Step 2: Convert to fraction form
    83,448.40/125,143.14 = 36,061.58/x
  3. Step 3: Cross multiply
    83,448.40x = 125,143.14 × 36,061.58
  4. Step 4: Simplify right side
    83,448.40x = 4,512,859,354.56
  5. Step 5: Solve for x
    x = 4,512,859,354.56/83,448.40
  6. Step 6: Final answer
    x = 54,079.64

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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.