Home / 251,520.80-377,282.01-157,829.72

Finding the Fourth Proportional to 251,520.80, 377,282.01 and 157,829.72

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Solution

The fourth proportional to 251,520.80, 377,282.01 and 157,829.72 is: 236,745.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,520.80 : 377,282.01 = 157,829.72 : x
  2. Step 2: Convert to fraction form
    251,520.80/377,282.01 = 157,829.72/x
  3. Step 3: Cross multiply
    251,520.80x = 377,282.01 × 157,829.72
  4. Step 4: Simplify right side
    251,520.80x = 59,546,313,527.73
  5. Step 5: Solve for x
    x = 59,546,313,527.73/251,520.80
  6. Step 6: Final answer
    x = 236,745.09

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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.