Home / 93,979.27-140,719.49-73,512.05

Finding the Fourth Proportional to 93,979.27, 140,719.49 and 73,512.05

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Solution

The fourth proportional to 93,979.27, 140,719.49 and 73,512.05 is: 110,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,979.27 : 140,719.49 = 73,512.05 : x
  2. Step 2: Convert to fraction form
    93,979.27/140,719.49 = 73,512.05/x
  3. Step 3: Cross multiply
    93,979.27x = 140,719.49 × 73,512.05
  4. Step 4: Simplify right side
    93,979.27x = 10,344,577,817.29
  5. Step 5: Solve for x
    x = 10,344,577,817.29/93,979.27
  6. Step 6: Final answer
    x = 110,072.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.