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Finding the Fourth Proportional to 252,024.60, 378,028.80 and 83,552.70

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Solution

The fourth proportional to 252,024.60, 378,028.80 and 83,552.70 is: 125,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,024.60 : 378,028.80 = 83,552.70 : x
  2. Step 2: Convert to fraction form
    252,024.60/378,028.80 = 83,552.70/x
  3. Step 3: Cross multiply
    252,024.60x = 378,028.80 × 83,552.70
  4. Step 4: Simplify right side
    252,024.60x = 31,585,326,917.76
  5. Step 5: Solve for x
    x = 31,585,326,917.76/252,024.60
  6. Step 6: Final answer
    x = 125,326.36

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1.5x scale

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.