Home / 252,829.78-379,244.49-75,332.23

Finding the Fourth Proportional to 252,829.78, 379,244.49 and 75,332.23

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Solution

The fourth proportional to 252,829.78, 379,244.49 and 75,332.23 is: 112,998.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,829.78 : 379,244.49 = 75,332.23 : x
  2. Step 2: Convert to fraction form
    252,829.78/379,244.49 = 75,332.23/x
  3. Step 3: Cross multiply
    252,829.78x = 379,244.49 × 75,332.23
  4. Step 4: Simplify right side
    252,829.78x = 28,569,333,146.91
  5. Step 5: Solve for x
    x = 28,569,333,146.91/252,829.78
  6. Step 6: Final answer
    x = 112,998.29

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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.