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Finding the Fourth Proportional to 239,269.95, 330,188.00 and 131,849.91

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Solution

The fourth proportional to 239,269.95, 330,188.00 and 131,849.91 is: 181,950.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,269.95 : 330,188.00 = 131,849.91 : x
  2. Step 2: Convert to fraction form
    239,269.95/330,188.00 = 131,849.91/x
  3. Step 3: Cross multiply
    239,269.95x = 330,188.00 × 131,849.91
  4. Step 4: Simplify right side
    239,269.95x = 43,535,257,423.83
  5. Step 5: Solve for x
    x = 43,535,257,423.83/239,269.95
  6. Step 6: Final answer
    x = 181,950.38

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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.