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Finding the Fourth Proportional to 241,658.16, 362,636.84 and 140,503.79

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Solution

The fourth proportional to 241,658.16, 362,636.84 and 140,503.79 is: 210,842.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,658.16 : 362,636.84 = 140,503.79 : x
  2. Step 2: Convert to fraction form
    241,658.16/362,636.84 = 140,503.79/x
  3. Step 3: Cross multiply
    241,658.16x = 362,636.84 × 140,503.79
  4. Step 4: Simplify right side
    241,658.16x = 50,951,847,897.92
  5. Step 5: Solve for x
    x = 50,951,847,897.92/241,658.16
  6. Step 6: Final answer
    x = 210,842.65

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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.