Home / 55,888.38-77,121.39-32,914.56

Finding the Fourth Proportional to 55,888.38, 77,121.39 and 32,914.56

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Solution

The fourth proportional to 55,888.38, 77,121.39 and 32,914.56 is: 45,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,888.38 : 77,121.39 = 32,914.56 : x
  2. Step 2: Convert to fraction form
    55,888.38/77,121.39 = 32,914.56/x
  3. Step 3: Cross multiply
    55,888.38x = 77,121.39 × 32,914.56
  4. Step 4: Simplify right side
    55,888.38x = 2,538,416,618.44
  5. Step 5: Solve for x
    x = 2,538,416,618.44/55,888.38
  6. Step 6: Final answer
    x = 45,419.40

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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.