Home / 56,286.96-77,691.36-35,053.68

Finding the Fourth Proportional to 56,286.96, 77,691.36 and 35,053.68

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Solution

The fourth proportional to 56,286.96, 77,691.36 and 35,053.68 is: 48,383.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,286.96 : 77,691.36 = 35,053.68 : x
  2. Step 2: Convert to fraction form
    56,286.96/77,691.36 = 35,053.68/x
  3. Step 3: Cross multiply
    56,286.96x = 77,691.36 × 35,053.68
  4. Step 4: Simplify right side
    56,286.96x = 2,723,368,072.20
  5. Step 5: Solve for x
    x = 2,723,368,072.20/56,286.96
  6. Step 6: Final answer
    x = 48,383.64

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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.