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Finding the Fourth Proportional to 135,203.34, 202,789.52 and 35,373.17

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Solution

The fourth proportional to 135,203.34, 202,789.52 and 35,373.17 is: 53,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,203.34 : 202,789.52 = 35,373.17 : x
  2. Step 2: Convert to fraction form
    135,203.34/202,789.52 = 35,373.17/x
  3. Step 3: Cross multiply
    135,203.34x = 202,789.52 × 35,373.17
  4. Step 4: Simplify right side
    135,203.34x = 7,173,308,627.94
  5. Step 5: Solve for x
    x = 7,173,308,627.94/135,203.34
  6. Step 6: Final answer
    x = 53,055.70

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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.