Home / 220,543.16-330,816.76-62,771.56

Finding the Fourth Proportional to 220,543.16, 330,816.76 and 62,771.56

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Solution

The fourth proportional to 220,543.16, 330,816.76 and 62,771.56 is: 94,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,543.16 : 330,816.76 = 62,771.56 : x
  2. Step 2: Convert to fraction form
    220,543.16/330,816.76 = 62,771.56/x
  3. Step 3: Cross multiply
    220,543.16x = 330,816.76 × 62,771.56
  4. Step 4: Simplify right side
    220,543.16x = 20,765,883,115.37
  5. Step 5: Solve for x
    x = 20,765,883,115.37/220,543.16
  6. Step 6: Final answer
    x = 94,157.91

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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.