Home / 70,494.28-105,744.06-26,132.20

Finding the Fourth Proportional to 70,494.28, 105,744.06 and 26,132.20

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Solution

The fourth proportional to 70,494.28, 105,744.06 and 26,132.20 is: 39,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,494.28 : 105,744.06 = 26,132.20 : x
  2. Step 2: Convert to fraction form
    70,494.28/105,744.06 = 26,132.20/x
  3. Step 3: Cross multiply
    70,494.28x = 105,744.06 × 26,132.20
  4. Step 4: Simplify right side
    70,494.28x = 2,763,324,924.73
  5. Step 5: Solve for x
    x = 2,763,324,924.73/70,494.28
  6. Step 6: Final answer
    x = 39,199.28

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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.