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Finding the Fourth Proportional to 254,148.67, 350,767.25 and 141,007.87

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Solution

The fourth proportional to 254,148.67, 350,767.25 and 141,007.87 is: 194,614.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,148.67 : 350,767.25 = 141,007.87 : x
  2. Step 2: Convert to fraction form
    254,148.67/350,767.25 = 141,007.87/x
  3. Step 3: Cross multiply
    254,148.67x = 350,767.25 × 141,007.87
  4. Step 4: Simplify right side
    254,148.67x = 49,460,942,788.26
  5. Step 5: Solve for x
    x = 49,460,942,788.26/254,148.67
  6. Step 6: Final answer
    x = 194,614.21

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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.