Home / 144,702.20-199,512.59-106,344.96

Finding the Fourth Proportional to 144,702.20, 199,512.59 and 106,344.96

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Solution

The fourth proportional to 144,702.20, 199,512.59 and 106,344.96 is: 146,626.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,702.20 : 199,512.59 = 106,344.96 : x
  2. Step 2: Convert to fraction form
    144,702.20/199,512.59 = 106,344.96/x
  3. Step 3: Cross multiply
    144,702.20x = 199,512.59 × 106,344.96
  4. Step 4: Simplify right side
    144,702.20x = 21,217,157,871.32
  5. Step 5: Solve for x
    x = 21,217,157,871.32/144,702.20
  6. Step 6: Final answer
    x = 146,626.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.