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Finding the Fourth Proportional to 237,369.54, 355,808.26 and 148,418.78

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Solution

The fourth proportional to 237,369.54, 355,808.26 and 148,418.78 is: 222,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,369.54 : 355,808.26 = 148,418.78 : x
  2. Step 2: Convert to fraction form
    237,369.54/355,808.26 = 148,418.78/x
  3. Step 3: Cross multiply
    237,369.54x = 355,808.26 × 148,418.78
  4. Step 4: Simplify right side
    237,369.54x = 52,808,627,863.12
  5. Step 5: Solve for x
    x = 52,808,627,863.12/237,369.54
  6. Step 6: Final answer
    x = 222,474.32

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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.