Home / 97,965.45-135,190.82-54,944.93

Finding the Fourth Proportional to 97,965.45, 135,190.82 and 54,944.93

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Solution

The fourth proportional to 97,965.45, 135,190.82 and 54,944.93 is: 75,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,965.45 : 135,190.82 = 54,944.93 : x
  2. Step 2: Convert to fraction form
    97,965.45/135,190.82 = 54,944.93/x
  3. Step 3: Cross multiply
    97,965.45x = 135,190.82 × 54,944.93
  4. Step 4: Simplify right side
    97,965.45x = 7,428,050,616.88
  5. Step 5: Solve for x
    x = 7,428,050,616.88/97,965.45
  6. Step 6: Final answer
    x = 75,823.17

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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.