Home / 68,468.88-94,477.65-38,250.42

Finding the Fourth Proportional to 68,468.88, 94,477.65 and 38,250.42

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Solution

The fourth proportional to 68,468.88, 94,477.65 and 38,250.42 is: 52,780.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,468.88 : 94,477.65 = 38,250.42 : x
  2. Step 2: Convert to fraction form
    68,468.88/94,477.65 = 38,250.42/x
  3. Step 3: Cross multiply
    68,468.88x = 94,477.65 × 38,250.42
  4. Step 4: Simplify right side
    68,468.88x = 3,613,809,793.11
  5. Step 5: Solve for x
    x = 3,613,809,793.11/68,468.88
  6. Step 6: Final answer
    x = 52,780.33

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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.