Home / 79,276.73-109,343.93-50,616.09

Finding the Fourth Proportional to 79,276.73, 109,343.93 and 50,616.09

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Solution

The fourth proportional to 79,276.73, 109,343.93 and 50,616.09 is: 69,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,276.73 : 109,343.93 = 50,616.09 : x
  2. Step 2: Convert to fraction form
    79,276.73/109,343.93 = 50,616.09/x
  3. Step 3: Cross multiply
    79,276.73x = 109,343.93 × 50,616.09
  4. Step 4: Simplify right side
    79,276.73x = 5,534,561,948.75
  5. Step 5: Solve for x
    x = 5,534,561,948.75/79,276.73
  6. Step 6: Final answer
    x = 69,813.20

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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.