Home / 269,330.73-403,871.86-79,723.27

Finding the Fourth Proportional to 269,330.73, 403,871.86 and 79,723.27

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Solution

The fourth proportional to 269,330.73, 403,871.86 and 79,723.27 is: 119,548.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,330.73 : 403,871.86 = 79,723.27 : x
  2. Step 2: Convert to fraction form
    269,330.73/403,871.86 = 79,723.27/x
  3. Step 3: Cross multiply
    269,330.73x = 403,871.86 × 79,723.27
  4. Step 4: Simplify right side
    269,330.73x = 32,197,985,340.18
  5. Step 5: Solve for x
    x = 32,197,985,340.18/269,330.73
  6. Step 6: Final answer
    x = 119,548.13

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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.