Home / 55,921.36-77,146.04-33,247.49

Finding the Fourth Proportional to 55,921.36, 77,146.04 and 33,247.49

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Solution

The fourth proportional to 55,921.36, 77,146.04 and 33,247.49 is: 45,866.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,921.36 : 77,146.04 = 33,247.49 : x
  2. Step 2: Convert to fraction form
    55,921.36/77,146.04 = 33,247.49/x
  3. Step 3: Cross multiply
    55,921.36x = 77,146.04 × 33,247.49
  4. Step 4: Simplify right side
    55,921.36x = 2,564,912,193.44
  5. Step 5: Solve for x
    x = 2,564,912,193.44/55,921.36
  6. Step 6: Final answer
    x = 45,866.41

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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.