Home / 148,703.41-223,086.02-67,611.79

Finding the Fourth Proportional to 148,703.41, 223,086.02 and 67,611.79

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Solution

The fourth proportional to 148,703.41, 223,086.02 and 67,611.79 is: 101,431.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,703.41 : 223,086.02 = 67,611.79 : x
  2. Step 2: Convert to fraction form
    148,703.41/223,086.02 = 67,611.79/x
  3. Step 3: Cross multiply
    148,703.41x = 223,086.02 × 67,611.79
  4. Step 4: Simplify right side
    148,703.41x = 15,083,244,784.65
  5. Step 5: Solve for x
    x = 15,083,244,784.65/148,703.41
  6. Step 6: Final answer
    x = 101,431.73

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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.