Home / 68,278.13-94,229.42-37,657.22

Finding the Fourth Proportional to 68,278.13, 94,229.42 and 37,657.22

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Solution

The fourth proportional to 68,278.13, 94,229.42 and 37,657.22 is: 51,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,278.13 : 94,229.42 = 37,657.22 : x
  2. Step 2: Convert to fraction form
    68,278.13/94,229.42 = 37,657.22/x
  3. Step 3: Cross multiply
    68,278.13x = 94,229.42 × 37,657.22
  4. Step 4: Simplify right side
    68,278.13x = 3,548,417,339.98
  5. Step 5: Solve for x
    x = 3,548,417,339.98/68,278.13
  6. Step 6: Final answer
    x = 51,970.05

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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.