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Finding the Fourth Proportional to 68,184.68, 94,049.80 and 42,646.73

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Solution

The fourth proportional to 68,184.68, 94,049.80 and 42,646.73 is: 58,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,184.68 : 94,049.80 = 42,646.73 : x
  2. Step 2: Convert to fraction form
    68,184.68/94,049.80 = 42,646.73/x
  3. Step 3: Cross multiply
    68,184.68x = 94,049.80 × 42,646.73
  4. Step 4: Simplify right side
    68,184.68x = 4,010,916,189.77
  5. Step 5: Solve for x
    x = 4,010,916,189.77/68,184.68
  6. Step 6: Final answer
    x = 58,824.30

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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.