Home / 220,771.23-331,159.88-62,999.65

Finding the Fourth Proportional to 220,771.23, 331,159.88 and 62,999.65

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Solution

The fourth proportional to 220,771.23, 331,159.88 and 62,999.65 is: 94,500.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,771.23 : 331,159.88 = 62,999.65 : x
  2. Step 2: Convert to fraction form
    220,771.23/331,159.88 = 62,999.65/x
  3. Step 3: Cross multiply
    220,771.23x = 331,159.88 × 62,999.65
  4. Step 4: Simplify right side
    220,771.23x = 20,862,956,534.04
  5. Step 5: Solve for x
    x = 20,862,956,534.04/220,771.23
  6. Step 6: Final answer
    x = 94,500.34

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1.5x scale

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.