Home / 56,942.64-85,365.36-40,250.16

Finding the Fourth Proportional to 56,942.64, 85,365.36 and 40,250.16

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Solution

The fourth proportional to 56,942.64, 85,365.36 and 40,250.16 is: 60,340.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,942.64 : 85,365.36 = 40,250.16 : x
  2. Step 2: Convert to fraction form
    56,942.64/85,365.36 = 40,250.16/x
  3. Step 3: Cross multiply
    56,942.64x = 85,365.36 × 40,250.16
  4. Step 4: Simplify right side
    56,942.64x = 3,435,969,398.46
  5. Step 5: Solve for x
    x = 3,435,969,398.46/56,942.64
  6. Step 6: Final answer
    x = 60,340.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.