Home / 134,979.54-202,497.53-40,209.54

Finding the Fourth Proportional to 134,979.54, 202,497.53 and 40,209.54

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Solution

The fourth proportional to 134,979.54, 202,497.53 and 40,209.54 is: 60,322.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,979.54 : 202,497.53 = 40,209.54 : x
  2. Step 2: Convert to fraction form
    134,979.54/202,497.53 = 40,209.54/x
  3. Step 3: Cross multiply
    134,979.54x = 202,497.53 × 40,209.54
  4. Step 4: Simplify right side
    134,979.54x = 8,142,332,331.39
  5. Step 5: Solve for x
    x = 8,142,332,331.39/134,979.54
  6. Step 6: Final answer
    x = 60,322.72

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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.