Home / 79,274.95-109,313.97-60,189.73

Finding the Fourth Proportional to 79,274.95, 109,313.97 and 60,189.73

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Solution

The fourth proportional to 79,274.95, 109,313.97 and 60,189.73 is: 82,996.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,274.95 : 109,313.97 = 60,189.73 : x
  2. Step 2: Convert to fraction form
    79,274.95/109,313.97 = 60,189.73/x
  3. Step 3: Cross multiply
    79,274.95x = 109,313.97 × 60,189.73
  4. Step 4: Simplify right side
    79,274.95x = 6,579,578,339.53
  5. Step 5: Solve for x
    x = 6,579,578,339.53/79,274.95
  6. Step 6: Final answer
    x = 82,996.94

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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.