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Finding the Fourth Proportional to 375.50, 563.29 and 101.59

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Solution

The fourth proportional to 375.50, 563.29 and 101.59 is: 152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.50 : 563.29 = 101.59 : x
  2. Step 2: Convert to fraction form
    375.50/563.29 = 101.59/x
  3. Step 3: Cross multiply
    375.50x = 563.29 × 101.59
  4. Step 4: Simplify right side
    375.50x = 57,224.63
  5. Step 5: Solve for x
    x = 57,224.63/375.50
  6. Step 6: Final answer
    x = 152.40

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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.