Home / 268,701.33-403,006.68-76,562.22

Finding the Fourth Proportional to 268,701.33, 403,006.68 and 76,562.22

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Solution

The fourth proportional to 268,701.33, 403,006.68 and 76,562.22 is: 114,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,701.33 : 403,006.68 = 76,562.22 : x
  2. Step 2: Convert to fraction form
    268,701.33/403,006.68 = 76,562.22/x
  3. Step 3: Cross multiply
    268,701.33x = 403,006.68 × 76,562.22
  4. Step 4: Simplify right side
    268,701.33x = 30,855,086,095.63
  5. Step 5: Solve for x
    x = 30,855,086,095.63/268,701.33
  6. Step 6: Final answer
    x = 114,830.42

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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.