Home / 195,053.24-292,496.78-76,641.52

Finding the Fourth Proportional to 195,053.24, 292,496.78 and 76,641.52

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Solution

The fourth proportional to 195,053.24, 292,496.78 and 76,641.52 is: 114,929.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,053.24 : 292,496.78 = 76,641.52 : x
  2. Step 2: Convert to fraction form
    195,053.24/292,496.78 = 76,641.52/x
  3. Step 3: Cross multiply
    195,053.24x = 292,496.78 × 76,641.52
  4. Step 4: Simplify right side
    195,053.24x = 22,417,396,351.82
  5. Step 5: Solve for x
    x = 22,417,396,351.82/195,053.24
  6. Step 6: Final answer
    x = 114,929.63

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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.