Home / 220,768.16-331,208.13-62,997.20

Finding the Fourth Proportional to 220,768.16, 331,208.13 and 62,997.20

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Solution

The fourth proportional to 220,768.16, 331,208.13 and 62,997.20 is: 94,511.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,768.16 : 331,208.13 = 62,997.20 : x
  2. Step 2: Convert to fraction form
    220,768.16/331,208.13 = 62,997.20/x
  3. Step 3: Cross multiply
    220,768.16x = 331,208.13 × 62,997.20
  4. Step 4: Simplify right side
    220,768.16x = 20,865,184,807.24
  5. Step 5: Solve for x
    x = 20,865,184,807.24/220,768.16
  6. Step 6: Final answer
    x = 94,511.75

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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.