Home / 97,282.27-134,249.53-54,840.80

Finding the Fourth Proportional to 97,282.27, 134,249.53 and 54,840.80

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Solution

The fourth proportional to 97,282.27, 134,249.53 and 54,840.80 is: 75,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,282.27 : 134,249.53 = 54,840.80 : x
  2. Step 2: Convert to fraction form
    97,282.27/134,249.53 = 54,840.80/x
  3. Step 3: Cross multiply
    97,282.27x = 134,249.53 × 54,840.80
  4. Step 4: Simplify right side
    97,282.27x = 7,362,351,016.78
  5. Step 5: Solve for x
    x = 7,362,351,016.78/97,282.27
  6. Step 6: Final answer
    x = 75,680.30

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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.