Home / 68,251.79-94,186.05-38,039.87

Finding the Fourth Proportional to 68,251.79, 94,186.05 and 38,039.87

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Solution

The fourth proportional to 68,251.79, 94,186.05 and 38,039.87 is: 52,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,251.79 : 94,186.05 = 38,039.87 : x
  2. Step 2: Convert to fraction form
    68,251.79/94,186.05 = 38,039.87/x
  3. Step 3: Cross multiply
    68,251.79x = 94,186.05 × 38,039.87
  4. Step 4: Simplify right side
    68,251.79x = 3,582,825,097.81
  5. Step 5: Solve for x
    x = 3,582,825,097.81/68,251.79
  6. Step 6: Final answer
    x = 52,494.23

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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.