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Finding the Fourth Proportional to 264.02, 395.94 and 101.70

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Solution

The fourth proportional to 264.02, 395.94 and 101.70 is: 152.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.02 : 395.94 = 101.70 : x
  2. Step 2: Convert to fraction form
    264.02/395.94 = 101.70/x
  3. Step 3: Cross multiply
    264.02x = 395.94 × 101.70
  4. Step 4: Simplify right side
    264.02x = 40,267.10
  5. Step 5: Solve for x
    x = 40,267.10/264.02
  6. Step 6: Final answer
    x = 152.52

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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.