Home / 56,476.02-77,936.92-31,325.52

Finding the Fourth Proportional to 56,476.02, 77,936.92 and 31,325.52

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Solution

The fourth proportional to 56,476.02, 77,936.92 and 31,325.52 is: 43,229.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,476.02 : 77,936.92 = 31,325.52 : x
  2. Step 2: Convert to fraction form
    56,476.02/77,936.92 = 31,325.52/x
  3. Step 3: Cross multiply
    56,476.02x = 77,936.92 × 31,325.52
  4. Step 4: Simplify right side
    56,476.02x = 2,441,414,546.20
  5. Step 5: Solve for x
    x = 2,441,414,546.20/56,476.02
  6. Step 6: Final answer
    x = 43,229.22

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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.