Home / 55,974.57-77,247.77-31,777.23

Finding the Fourth Proportional to 55,974.57, 77,247.77 and 31,777.23

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Solution

The fourth proportional to 55,974.57, 77,247.77 and 31,777.23 is: 43,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,974.57 : 77,247.77 = 31,777.23 : x
  2. Step 2: Convert to fraction form
    55,974.57/77,247.77 = 31,777.23/x
  3. Step 3: Cross multiply
    55,974.57x = 77,247.77 × 31,777.23
  4. Step 4: Simplify right side
    55,974.57x = 2,454,719,995.39
  5. Step 5: Solve for x
    x = 2,454,719,995.39/55,974.57
  6. Step 6: Final answer
    x = 43,854.20

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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.