Home / 88,519.48-122,146.86-50,805.88

Finding the Fourth Proportional to 88,519.48, 122,146.86 and 50,805.88

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Solution

The fourth proportional to 88,519.48, 122,146.86 and 50,805.88 is: 70,106.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,519.48 : 122,146.86 = 50,805.88 : x
  2. Step 2: Convert to fraction form
    88,519.48/122,146.86 = 50,805.88/x
  3. Step 3: Cross multiply
    88,519.48x = 122,146.86 × 50,805.88
  4. Step 4: Simplify right side
    88,519.48x = 6,205,778,711.54
  5. Step 5: Solve for x
    x = 6,205,778,711.54/88,519.48
  6. Step 6: Final answer
    x = 70,106.36

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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.