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Finding the Fourth Proportional to 171,060.52, 256,232.22 and 108,420.52

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Solution

The fourth proportional to 171,060.52, 256,232.22 and 108,420.52 is: 162,403.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,060.52 : 256,232.22 = 108,420.52 : x
  2. Step 2: Convert to fraction form
    171,060.52/256,232.22 = 108,420.52/x
  3. Step 3: Cross multiply
    171,060.52x = 256,232.22 × 108,420.52
  4. Step 4: Simplify right side
    171,060.52x = 27,780,830,533.15
  5. Step 5: Solve for x
    x = 27,780,830,533.15/171,060.52
  6. Step 6: Final answer
    x = 162,403.52

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1.5x scale

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.