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Finding the Fourth Proportional to 243,993.52, 366,014.32 and 84,082.24

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Solution

The fourth proportional to 243,993.52, 366,014.32 and 84,082.24 is: 126,131.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,993.52 : 366,014.32 = 84,082.24 : x
  2. Step 2: Convert to fraction form
    243,993.52/366,014.32 = 84,082.24/x
  3. Step 3: Cross multiply
    243,993.52x = 366,014.32 × 84,082.24
  4. Step 4: Simplify right side
    243,993.52x = 30,775,303,897.68
  5. Step 5: Solve for x
    x = 30,775,303,897.68/243,993.52
  6. Step 6: Final answer
    x = 126,131.64

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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.