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Finding the Fourth Proportional to 150.04, 224.90 and 58.70

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Solution

The fourth proportional to 150.04, 224.90 and 58.70 is: 87.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.04 : 224.90 = 58.70 : x
  2. Step 2: Convert to fraction form
    150.04/224.90 = 58.70/x
  3. Step 3: Cross multiply
    150.04x = 224.90 × 58.70
  4. Step 4: Simplify right side
    150.04x = 13,200.21
  5. Step 5: Solve for x
    x = 13,200.21/150.04
  6. Step 6: Final answer
    x = 87.98

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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.