Home / 55,932.58-77,169.58-31,729.56

Finding the Fourth Proportional to 55,932.58, 77,169.58 and 31,729.56

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Solution

The fourth proportional to 55,932.58, 77,169.58 and 31,729.56 is: 43,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,932.58 : 77,169.58 = 31,729.56 : x
  2. Step 2: Convert to fraction form
    55,932.58/77,169.58 = 31,729.56/x
  3. Step 3: Cross multiply
    55,932.58x = 77,169.58 × 31,729.56
  4. Step 4: Simplify right side
    55,932.58x = 2,448,556,818.78
  5. Step 5: Solve for x
    x = 2,448,556,818.78/55,932.58
  6. Step 6: Final answer
    x = 43,776.93

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1.5x scale

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.