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Finding the Fourth Proportional to 192,601.16, 288,849.90 and 67,925.96

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Solution

The fourth proportional to 192,601.16, 288,849.90 and 67,925.96 is: 101,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,601.16 : 288,849.90 = 67,925.96 : x
  2. Step 2: Convert to fraction form
    192,601.16/288,849.90 = 67,925.96/x
  3. Step 3: Cross multiply
    192,601.16x = 288,849.90 × 67,925.96
  4. Step 4: Simplify right side
    192,601.16x = 19,620,406,753.40
  5. Step 5: Solve for x
    x = 19,620,406,753.40/192,601.16
  6. Step 6: Final answer
    x = 101,870.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.