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Finding the Fourth Proportional to 273,757.42, 377,781.21 and 152,900.38

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Solution

The fourth proportional to 273,757.42, 377,781.21 and 152,900.38 is: 211,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,757.42 : 377,781.21 = 152,900.38 : x
  2. Step 2: Convert to fraction form
    273,757.42/377,781.21 = 152,900.38/x
  3. Step 3: Cross multiply
    273,757.42x = 377,781.21 × 152,900.38
  4. Step 4: Simplify right side
    273,757.42x = 57,762,888,676.95
  5. Step 5: Solve for x
    x = 57,762,888,676.95/273,757.42
  6. Step 6: Final answer
    x = 211,000.27

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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.