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Finding the Fourth Proportional to 100.58, 150.93 and 96.26

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Solution

The fourth proportional to 100.58, 150.93 and 96.26 is: 144.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100.58 : 150.93 = 96.26 : x
  2. Step 2: Convert to fraction form
    100.58/150.93 = 96.26/x
  3. Step 3: Cross multiply
    100.58x = 150.93 × 96.26
  4. Step 4: Simplify right side
    100.58x = 14,527.77
  5. Step 5: Solve for x
    x = 14,527.77/100.58
  6. Step 6: Final answer
    x = 144.45

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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.