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Finding the Fourth Proportional to 240.93, 332.46 and 152.55

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Solution

The fourth proportional to 240.93, 332.46 and 152.55 is: 210.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.93 : 332.46 = 152.55 : x
  2. Step 2: Convert to fraction form
    240.93/332.46 = 152.55/x
  3. Step 3: Cross multiply
    240.93x = 332.46 × 152.55
  4. Step 4: Simplify right side
    240.93x = 50,716.77
  5. Step 5: Solve for x
    x = 50,716.77/240.93
  6. Step 6: Final answer
    x = 210.50

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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.