Home / 79,151.17-109,206.95-50,873.26

Finding the Fourth Proportional to 79,151.17, 109,206.95 and 50,873.26

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Solution

The fourth proportional to 79,151.17, 109,206.95 and 50,873.26 is: 70,191.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,151.17 : 109,206.95 = 50,873.26 : x
  2. Step 2: Convert to fraction form
    79,151.17/109,206.95 = 50,873.26/x
  3. Step 3: Cross multiply
    79,151.17x = 109,206.95 × 50,873.26
  4. Step 4: Simplify right side
    79,151.17x = 5,555,713,561.16
  5. Step 5: Solve for x
    x = 5,555,713,561.16/79,151.17
  6. Step 6: Final answer
    x = 70,191.17

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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.