Home / 195,909.68-293,864.44-90,671.24

Finding the Fourth Proportional to 195,909.68, 293,864.44 and 90,671.24

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Solution

The fourth proportional to 195,909.68, 293,864.44 and 90,671.24 is: 136,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,909.68 : 293,864.44 = 90,671.24 : x
  2. Step 2: Convert to fraction form
    195,909.68/293,864.44 = 90,671.24/x
  3. Step 3: Cross multiply
    195,909.68x = 293,864.44 × 90,671.24
  4. Step 4: Simplify right side
    195,909.68x = 26,645,053,166.71
  5. Step 5: Solve for x
    x = 26,645,053,166.71/195,909.68
  6. Step 6: Final answer
    x = 136,006.82

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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.