Home / 67,285.41-100,943.75-22,912.55

Finding the Fourth Proportional to 67,285.41, 100,943.75 and 22,912.55

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Solution

The fourth proportional to 67,285.41, 100,943.75 and 22,912.55 is: 34,374.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,285.41 : 100,943.75 = 22,912.55 : x
  2. Step 2: Convert to fraction form
    67,285.41/100,943.75 = 22,912.55/x
  3. Step 3: Cross multiply
    67,285.41x = 100,943.75 × 22,912.55
  4. Step 4: Simplify right side
    67,285.41x = 2,312,878,776.34
  5. Step 5: Solve for x
    x = 2,312,878,776.34/67,285.41
  6. Step 6: Final answer
    x = 34,374.15

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1.5x scale

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.