Home / 195,429.39-269,323.97-156,623.13

Finding the Fourth Proportional to 195,429.39, 269,323.97 and 156,623.13

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Solution

The fourth proportional to 195,429.39, 269,323.97 and 156,623.13 is: 215,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,429.39 : 269,323.97 = 156,623.13 : x
  2. Step 2: Convert to fraction form
    195,429.39/269,323.97 = 156,623.13/x
  3. Step 3: Cross multiply
    195,429.39x = 269,323.97 × 156,623.13
  4. Step 4: Simplify right side
    195,429.39x = 42,182,363,165.43
  5. Step 5: Solve for x
    x = 42,182,363,165.43/195,429.39
  6. Step 6: Final answer
    x = 215,844.52

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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.