Home / 135,616.02-203,396.19-51,347.17

Finding the Fourth Proportional to 135,616.02, 203,396.19 and 51,347.17

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Solution

The fourth proportional to 135,616.02, 203,396.19 and 51,347.17 is: 77,010.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,616.02 : 203,396.19 = 51,347.17 : x
  2. Step 2: Convert to fraction form
    135,616.02/203,396.19 = 51,347.17/x
  3. Step 3: Cross multiply
    135,616.02x = 203,396.19 × 51,347.17
  4. Step 4: Simplify right side
    135,616.02x = 10,443,818,745.28
  5. Step 5: Solve for x
    x = 10,443,818,745.28/135,616.02
  6. Step 6: Final answer
    x = 77,010.21

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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.