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Finding the Fourth Proportional to 155.04, 232.56 and 101.00

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Solution

The fourth proportional to 155.04, 232.56 and 101.00 is: 151.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    155.04 : 232.56 = 101.00 : x
  2. Step 2: Convert to fraction form
    155.04/232.56 = 101.00/x
  3. Step 3: Cross multiply
    155.04x = 232.56 × 101.00
  4. Step 4: Simplify right side
    155.04x = 23,487.40
  5. Step 5: Solve for x
    x = 23,487.40/155.04
  6. Step 6: Final answer
    x = 151.49

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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.