Home / 77,949.29-107,587.25-50,677.92

Finding the Fourth Proportional to 77,949.29, 107,587.25 and 50,677.92

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Solution

The fourth proportional to 77,949.29, 107,587.25 and 50,677.92 is: 69,946.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,949.29 : 107,587.25 = 50,677.92 : x
  2. Step 2: Convert to fraction form
    77,949.29/107,587.25 = 50,677.92/x
  3. Step 3: Cross multiply
    77,949.29x = 107,587.25 × 50,677.92
  4. Step 4: Simplify right side
    77,949.29x = 5,452,297,985.17
  5. Step 5: Solve for x
    x = 5,452,297,985.17/77,949.29
  6. Step 6: Final answer
    x = 69,946.73

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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.