Home / 97,993.88-135,228.98-55,552.36

Finding the Fourth Proportional to 97,993.88, 135,228.98 and 55,552.36

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Solution

The fourth proportional to 97,993.88, 135,228.98 and 55,552.36 is: 76,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,993.88 : 135,228.98 = 55,552.36 : x
  2. Step 2: Convert to fraction form
    97,993.88/135,228.98 = 55,552.36/x
  3. Step 3: Cross multiply
    97,993.88x = 135,228.98 × 55,552.36
  4. Step 4: Simplify right side
    97,993.88x = 7,512,288,979.39
  5. Step 5: Solve for x
    x = 7,512,288,979.39/97,993.88
  6. Step 6: Final answer
    x = 76,660.80

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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.