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Finding the Fourth Proportional to 254,247.72, 350,825.16 and 163,726.44

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Solution

The fourth proportional to 254,247.72, 350,825.16 and 163,726.44 is: 225,918.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,247.72 : 350,825.16 = 163,726.44 : x
  2. Step 2: Convert to fraction form
    254,247.72/350,825.16 = 163,726.44/x
  3. Step 3: Cross multiply
    254,247.72x = 350,825.16 × 163,726.44
  4. Step 4: Simplify right side
    254,247.72x = 57,439,354,509.23
  5. Step 5: Solve for x
    x = 57,439,354,509.23/254,247.72
  6. Step 6: Final answer
    x = 225,918.86

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1.5x scale

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.