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Finding the Fourth Proportional to 201,108.32, 301,703.88 and 58,958.30

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Solution

The fourth proportional to 201,108.32, 301,703.88 and 58,958.30 is: 88,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,108.32 : 301,703.88 = 58,958.30 : x
  2. Step 2: Convert to fraction form
    201,108.32/301,703.88 = 58,958.30/x
  3. Step 3: Cross multiply
    201,108.32x = 301,703.88 × 58,958.30
  4. Step 4: Simplify right side
    201,108.32x = 17,787,947,868.20
  5. Step 5: Solve for x
    x = 17,787,947,868.20/201,108.32
  6. Step 6: Final answer
    x = 88,449.59

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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.