Home / 196,308.48-270,633.60-132,545.28

Finding the Fourth Proportional to 196,308.48, 270,633.60 and 132,545.28

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Solution

The fourth proportional to 196,308.48, 270,633.60 and 132,545.28 is: 182,728.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,308.48 : 270,633.60 = 132,545.28 : x
  2. Step 2: Convert to fraction form
    196,308.48/270,633.60 = 132,545.28/x
  3. Step 3: Cross multiply
    196,308.48x = 270,633.60 × 132,545.28
  4. Step 4: Simplify right side
    196,308.48x = 35,871,206,289.41
  5. Step 5: Solve for x
    x = 35,871,206,289.41/196,308.48
  6. Step 6: Final answer
    x = 182,728.77

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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.