Home / 57,303.06-79,076.99-31,807.94

Finding the Fourth Proportional to 57,303.06, 79,076.99 and 31,807.94

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Solution

The fourth proportional to 57,303.06, 79,076.99 and 31,807.94 is: 43,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,303.06 : 79,076.99 = 31,807.94 : x
  2. Step 2: Convert to fraction form
    57,303.06/79,076.99 = 31,807.94/x
  3. Step 3: Cross multiply
    57,303.06x = 79,076.99 × 31,807.94
  4. Step 4: Simplify right side
    57,303.06x = 2,515,275,837.44
  5. Step 5: Solve for x
    x = 2,515,275,837.44/57,303.06
  6. Step 6: Final answer
    x = 43,894.27

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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.