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Finding the Fourth Proportional to 254,173.26, 350,768.43 and 153,551.82

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Solution

The fourth proportional to 254,173.26, 350,768.43 and 153,551.82 is: 211,907.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,173.26 : 350,768.43 = 153,551.82 : x
  2. Step 2: Convert to fraction form
    254,173.26/350,768.43 = 153,551.82/x
  3. Step 3: Cross multiply
    254,173.26x = 350,768.43 × 153,551.82
  4. Step 4: Simplify right side
    254,173.26x = 53,861,130,825.04
  5. Step 5: Solve for x
    x = 53,861,130,825.04/254,173.26
  6. Step 6: Final answer
    x = 211,907.15

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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.