Home / 68,131.42-94,023.39-41,278.84

Finding the Fourth Proportional to 68,131.42, 94,023.39 and 41,278.84

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Solution

The fourth proportional to 68,131.42, 94,023.39 and 41,278.84 is: 56,966.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,131.42 : 94,023.39 = 41,278.84 : x
  2. Step 2: Convert to fraction form
    68,131.42/94,023.39 = 41,278.84/x
  3. Step 3: Cross multiply
    68,131.42x = 94,023.39 × 41,278.84
  4. Step 4: Simplify right side
    68,131.42x = 3,881,176,472.07
  5. Step 5: Solve for x
    x = 3,881,176,472.07/68,131.42
  6. Step 6: Final answer
    x = 56,966.03

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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.