Home / 182,972.80-274,342.40-77,737.60

Finding the Fourth Proportional to 182,972.80, 274,342.40 and 77,737.60

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Solution

The fourth proportional to 182,972.80, 274,342.40 and 77,737.60 is: 116,556.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,972.80 : 274,342.40 = 77,737.60 : x
  2. Step 2: Convert to fraction form
    182,972.80/274,342.40 = 77,737.60/x
  3. Step 3: Cross multiply
    182,972.80x = 274,342.40 × 77,737.60
  4. Step 4: Simplify right side
    182,972.80x = 21,326,719,754.24
  5. Step 5: Solve for x
    x = 21,326,719,754.24/182,972.80
  6. Step 6: Final answer
    x = 116,556.78

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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.