Home / 68,146.39-94,033.12-37,932.99

Finding the Fourth Proportional to 68,146.39, 94,033.12 and 37,932.99

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Solution

The fourth proportional to 68,146.39, 94,033.12 and 37,932.99 is: 52,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,146.39 : 94,033.12 = 37,932.99 : x
  2. Step 2: Convert to fraction form
    68,146.39/94,033.12 = 37,932.99/x
  3. Step 3: Cross multiply
    68,146.39x = 94,033.12 × 37,932.99
  4. Step 4: Simplify right side
    68,146.39x = 3,566,957,024.30
  5. Step 5: Solve for x
    x = 3,566,957,024.30/68,146.39
  6. Step 6: Final answer
    x = 52,342.57

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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.