Home / 195,911.46-270,050.76-127,808.28

Finding the Fourth Proportional to 195,911.46, 270,050.76 and 127,808.28

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Solution

The fourth proportional to 195,911.46, 270,050.76 and 127,808.28 is: 176,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,911.46 : 270,050.76 = 127,808.28 : x
  2. Step 2: Convert to fraction form
    195,911.46/270,050.76 = 127,808.28/x
  3. Step 3: Cross multiply
    195,911.46x = 270,050.76 × 127,808.28
  4. Step 4: Simplify right side
    195,911.46x = 34,514,723,148.29
  5. Step 5: Solve for x
    x = 34,514,723,148.29/195,911.46
  6. Step 6: Final answer
    x = 176,175.11

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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.