Home / 68,354.33-94,329.23-38,140.92

Finding the Fourth Proportional to 68,354.33, 94,329.23 and 38,140.92

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Solution

The fourth proportional to 68,354.33, 94,329.23 and 38,140.92 is: 52,634.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,354.33 : 94,329.23 = 38,140.92 : x
  2. Step 2: Convert to fraction form
    68,354.33/94,329.23 = 38,140.92/x
  3. Step 3: Cross multiply
    68,354.33x = 94,329.23 × 38,140.92
  4. Step 4: Simplify right side
    68,354.33x = 3,597,803,424.39
  5. Step 5: Solve for x
    x = 3,597,803,424.39/68,354.33
  6. Step 6: Final answer
    x = 52,634.61

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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.