Home / 195,738.60-293,684.70-71,092.20

Finding the Fourth Proportional to 195,738.60, 293,684.70 and 71,092.20

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Solution

The fourth proportional to 195,738.60, 293,684.70 and 71,092.20 is: 106,666.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,738.60 : 293,684.70 = 71,092.20 : x
  2. Step 2: Convert to fraction form
    195,738.60/293,684.70 = 71,092.20/x
  3. Step 3: Cross multiply
    195,738.60x = 293,684.70 × 71,092.20
  4. Step 4: Simplify right side
    195,738.60x = 20,878,691,429.34
  5. Step 5: Solve for x
    x = 20,878,691,429.34/195,738.60
  6. Step 6: Final answer
    x = 106,666.19

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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.