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Finding the Fourth Proportional to 235,248.96, 324,658.08 and 134,644.80

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Solution

The fourth proportional to 235,248.96, 324,658.08 and 134,644.80 is: 185,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,248.96 : 324,658.08 = 134,644.80 : x
  2. Step 2: Convert to fraction form
    235,248.96/324,658.08 = 134,644.80/x
  3. Step 3: Cross multiply
    235,248.96x = 324,658.08 × 134,644.80
  4. Step 4: Simplify right side
    235,248.96x = 43,713,522,249.98
  5. Step 5: Solve for x
    x = 43,713,522,249.98/235,248.96
  6. Step 6: Final answer
    x = 185,818.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.