Home / 83,962.86-115,816.68-49,948.34

Finding the Fourth Proportional to 83,962.86, 115,816.68 and 49,948.34

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Solution

The fourth proportional to 83,962.86, 115,816.68 and 49,948.34 is: 68,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,962.86 : 115,816.68 = 49,948.34 : x
  2. Step 2: Convert to fraction form
    83,962.86/115,816.68 = 49,948.34/x
  3. Step 3: Cross multiply
    83,962.86x = 115,816.68 × 49,948.34
  4. Step 4: Simplify right side
    83,962.86x = 5,784,850,331.23
  5. Step 5: Solve for x
    x = 5,784,850,331.23/83,962.86
  6. Step 6: Final answer
    x = 68,897.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.