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Finding the Fourth Proportional to 83,223.60, 124,851.60 and 35,838.60

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Solution

The fourth proportional to 83,223.60, 124,851.60 and 35,838.60 is: 53,764.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,223.60 : 124,851.60 = 35,838.60 : x
  2. Step 2: Convert to fraction form
    83,223.60/124,851.60 = 35,838.60/x
  3. Step 3: Cross multiply
    83,223.60x = 124,851.60 × 35,838.60
  4. Step 4: Simplify right side
    83,223.60x = 4,474,506,551.76
  5. Step 5: Solve for x
    x = 4,474,506,551.76/83,223.60
  6. Step 6: Final answer
    x = 53,764.88

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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.