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Finding the Fourth Proportional to 250,586.08, 375,842.64 and 73,045.44

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Solution

The fourth proportional to 250,586.08, 375,842.64 and 73,045.44 is: 109,557.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,586.08 : 375,842.64 = 73,045.44 : x
  2. Step 2: Convert to fraction form
    250,586.08/375,842.64 = 73,045.44/x
  3. Step 3: Cross multiply
    250,586.08x = 375,842.64 × 73,045.44
  4. Step 4: Simplify right side
    250,586.08x = 27,453,591,009.56
  5. Step 5: Solve for x
    x = 27,453,591,009.56/250,586.08
  6. Step 6: Final answer
    x = 109,557.53

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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.