Home / 67,085.10-100,655.37-33,787.26

Finding the Fourth Proportional to 67,085.10, 100,655.37 and 33,787.26

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Solution

The fourth proportional to 67,085.10, 100,655.37 and 33,787.26 is: 50,694.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,085.10 : 100,655.37 = 33,787.26 : x
  2. Step 2: Convert to fraction form
    67,085.10/100,655.37 = 33,787.26/x
  3. Step 3: Cross multiply
    67,085.10x = 100,655.37 × 33,787.26
  4. Step 4: Simplify right side
    67,085.10x = 3,400,869,156.59
  5. Step 5: Solve for x
    x = 3,400,869,156.59/67,085.10
  6. Step 6: Final answer
    x = 50,694.85

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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.