Home / 182,678.24-274,172.88-71,948

Finding the Fourth Proportional to 182,678.24, 274,172.88 and 71,948

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Solution

The fourth proportional to 182,678.24, 274,172.88 and 71,948 is: 107,983.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,678.24 : 274,172.88 = 71,948 : x
  2. Step 2: Convert to fraction form
    182,678.24/274,172.88 = 71,948/x
  3. Step 3: Cross multiply
    182,678.24x = 274,172.88 × 71,948
  4. Step 4: Simplify right side
    182,678.24x = 19,726,190,370.24
  5. Step 5: Solve for x
    x = 19,726,190,370.24/182,678.24
  6. Step 6: Final answer
    x = 107,983.25

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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.