Home / 229,399.56-344,121.30-89,169.12

Finding the Fourth Proportional to 229,399.56, 344,121.30 and 89,169.12

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Solution

The fourth proportional to 229,399.56, 344,121.30 and 89,169.12 is: 133,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,399.56 : 344,121.30 = 89,169.12 : x
  2. Step 2: Convert to fraction form
    229,399.56/344,121.30 = 89,169.12/x
  3. Step 3: Cross multiply
    229,399.56x = 344,121.30 × 89,169.12
  4. Step 4: Simplify right side
    229,399.56x = 30,684,993,494.26
  5. Step 5: Solve for x
    x = 30,684,993,494.26/229,399.56
  6. Step 6: Final answer
    x = 133,762.22

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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.