Home / 68,384.79-94,160.48-58,290.57

Finding the Fourth Proportional to 68,384.79, 94,160.48 and 58,290.57

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Solution

The fourth proportional to 68,384.79, 94,160.48 and 58,290.57 is: 80,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,384.79 : 94,160.48 = 58,290.57 : x
  2. Step 2: Convert to fraction form
    68,384.79/94,160.48 = 58,290.57/x
  3. Step 3: Cross multiply
    68,384.79x = 94,160.48 × 58,290.57
  4. Step 4: Simplify right side
    68,384.79x = 5,488,667,759.22
  5. Step 5: Solve for x
    x = 5,488,667,759.22/68,384.79
  6. Step 6: Final answer
    x = 80,261.53

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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.