Home / 70,324.41-105,432.03-34,761.18

Finding the Fourth Proportional to 70,324.41, 105,432.03 and 34,761.18

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Solution

The fourth proportional to 70,324.41, 105,432.03 and 34,761.18 is: 52,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,324.41 : 105,432.03 = 34,761.18 : x
  2. Step 2: Convert to fraction form
    70,324.41/105,432.03 = 34,761.18/x
  3. Step 3: Cross multiply
    70,324.41x = 105,432.03 × 34,761.18
  4. Step 4: Simplify right side
    70,324.41x = 3,664,941,772.60
  5. Step 5: Solve for x
    x = 3,664,941,772.60/70,324.41
  6. Step 6: Final answer
    x = 52,114.79

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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.