Home / 195,724.60-293,586.90-71,049.40

Finding the Fourth Proportional to 195,724.60, 293,586.90 and 71,049.40

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Solution

The fourth proportional to 195,724.60, 293,586.90 and 71,049.40 is: 106,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,724.60 : 293,586.90 = 71,049.40 : x
  2. Step 2: Convert to fraction form
    195,724.60/293,586.90 = 71,049.40/x
  3. Step 3: Cross multiply
    195,724.60x = 293,586.90 × 71,049.40
  4. Step 4: Simplify right side
    195,724.60x = 20,859,173,092.86
  5. Step 5: Solve for x
    x = 20,859,173,092.86/195,724.60
  6. Step 6: Final answer
    x = 106,574.10

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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.