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Finding the Fourth Proportional to 195.07, 292.51 and 58.07

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Solution

The fourth proportional to 195.07, 292.51 and 58.07 is: 87.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.07 : 292.51 = 58.07 : x
  2. Step 2: Convert to fraction form
    195.07/292.51 = 58.07/x
  3. Step 3: Cross multiply
    195.07x = 292.51 × 58.07
  4. Step 4: Simplify right side
    195.07x = 16,985.03
  5. Step 5: Solve for x
    x = 16,985.03/195.07
  6. Step 6: Final answer
    x = 87.07

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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.