Home / 68,426.28-94,422.88-38,209.24

Finding the Fourth Proportional to 68,426.28, 94,422.88 and 38,209.24

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Solution

The fourth proportional to 68,426.28, 94,422.88 and 38,209.24 is: 52,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,426.28 : 94,422.88 = 38,209.24 : x
  2. Step 2: Convert to fraction form
    68,426.28/94,422.88 = 38,209.24/x
  3. Step 3: Cross multiply
    68,426.28x = 94,422.88 × 38,209.24
  4. Step 4: Simplify right side
    68,426.28x = 3,607,826,483.41
  5. Step 5: Solve for x
    x = 3,607,826,483.41/68,426.28
  6. Step 6: Final answer
    x = 52,725.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.