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Finding the Fourth Proportional to 240,561.84, 361,122.04 and 140,793.64

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Solution

The fourth proportional to 240,561.84, 361,122.04 and 140,793.64 is: 211,353.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,561.84 : 361,122.04 = 140,793.64 : x
  2. Step 2: Convert to fraction form
    240,561.84/361,122.04 = 140,793.64/x
  3. Step 3: Cross multiply
    240,561.84x = 361,122.04 × 140,793.64
  4. Step 4: Simplify right side
    240,561.84x = 50,843,686,495.83
  5. Step 5: Solve for x
    x = 50,843,686,495.83/240,561.84
  6. Step 6: Final answer
    x = 211,353.91

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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.