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Finding the Fourth Proportional to 245,164.32, 367,702.34 and 67,627.31

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Solution

The fourth proportional to 245,164.32, 367,702.34 and 67,627.31 is: 101,428.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,164.32 : 367,702.34 = 67,627.31 : x
  2. Step 2: Convert to fraction form
    245,164.32/367,702.34 = 67,627.31/x
  3. Step 3: Cross multiply
    245,164.32x = 367,702.34 × 67,627.31
  4. Step 4: Simplify right side
    245,164.32x = 24,866,717,958.26
  5. Step 5: Solve for x
    x = 24,866,717,958.26/245,164.32
  6. Step 6: Final answer
    x = 101,428.78

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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.