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Finding the Fourth Proportional to 251,585.37, 377,404.53 and 125,256.96

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Solution

The fourth proportional to 251,585.37, 377,404.53 and 125,256.96 is: 187,898.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,585.37 : 377,404.53 = 125,256.96 : x
  2. Step 2: Convert to fraction form
    251,585.37/377,404.53 = 125,256.96/x
  3. Step 3: Cross multiply
    251,585.37x = 377,404.53 × 125,256.96
  4. Step 4: Simplify right side
    251,585.37x = 47,272,544,118.03
  5. Step 5: Solve for x
    x = 47,272,544,118.03/251,585.37
  6. Step 6: Final answer
    x = 187,898.62

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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.