Home / 145,324.08-200,473.92-126,177.84

Finding the Fourth Proportional to 145,324.08, 200,473.92 and 126,177.84

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Solution

The fourth proportional to 145,324.08, 200,473.92 and 126,177.84 is: 174,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,324.08 : 200,473.92 = 126,177.84 : x
  2. Step 2: Convert to fraction form
    145,324.08/200,473.92 = 126,177.84/x
  3. Step 3: Cross multiply
    145,324.08x = 200,473.92 × 126,177.84
  4. Step 4: Simplify right side
    145,324.08x = 25,295,366,201.93
  5. Step 5: Solve for x
    x = 25,295,366,201.93/145,324.08
  6. Step 6: Final answer
    x = 174,061.77

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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.