Home / 67,084.02-100,644.18-22,710.78

Finding the Fourth Proportional to 67,084.02, 100,644.18 and 22,710.78

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Solution

The fourth proportional to 67,084.02, 100,644.18 and 22,710.78 is: 34,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,084.02 : 100,644.18 = 22,710.78 : x
  2. Step 2: Convert to fraction form
    67,084.02/100,644.18 = 22,710.78/x
  3. Step 3: Cross multiply
    67,084.02x = 100,644.18 × 22,710.78
  4. Step 4: Simplify right side
    67,084.02x = 2,285,707,213.49
  5. Step 5: Solve for x
    x = 2,285,707,213.49/67,084.02
  6. Step 6: Final answer
    x = 34,072.31

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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.