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Finding the Fourth Proportional to 175,101.60, 262,263.60 and 135,530.40

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Solution

The fourth proportional to 175,101.60, 262,263.60 and 135,530.40 is: 202,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,101.60 : 262,263.60 = 135,530.40 : x
  2. Step 2: Convert to fraction form
    175,101.60/262,263.60 = 135,530.40/x
  3. Step 3: Cross multiply
    175,101.60x = 262,263.60 × 135,530.40
  4. Step 4: Simplify right side
    175,101.60x = 35,544,690,613.44
  5. Step 5: Solve for x
    x = 35,544,690,613.44/175,101.60
  6. Step 6: Final answer
    x = 202,994.66

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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.