Home / 220,710.84-331,069.28-62,939.27

Finding the Fourth Proportional to 220,710.84, 331,069.28 and 62,939.27

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Solution

The fourth proportional to 220,710.84, 331,069.28 and 62,939.27 is: 94,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,710.84 : 331,069.28 = 62,939.27 : x
  2. Step 2: Convert to fraction form
    220,710.84/331,069.28 = 62,939.27/x
  3. Step 3: Cross multiply
    220,710.84x = 331,069.28 × 62,939.27
  4. Step 4: Simplify right side
    220,710.84x = 20,837,256,832.58
  5. Step 5: Solve for x
    x = 20,837,256,832.58/220,710.84
  6. Step 6: Final answer
    x = 94,409.76

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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.