Home / 195,669.66-293,588.03-83,402.72

Finding the Fourth Proportional to 195,669.66, 293,588.03 and 83,402.72

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Solution

The fourth proportional to 195,669.66, 293,588.03 and 83,402.72 is: 125,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,669.66 : 293,588.03 = 83,402.72 : x
  2. Step 2: Convert to fraction form
    195,669.66/293,588.03 = 83,402.72/x
  3. Step 3: Cross multiply
    195,669.66x = 293,588.03 × 83,402.72
  4. Step 4: Simplify right side
    195,669.66x = 24,486,040,261.44
  5. Step 5: Solve for x
    x = 24,486,040,261.44/195,669.66
  6. Step 6: Final answer
    x = 125,139.69

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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.