Home / 175,678.32-263,241.54-135,795

Finding the Fourth Proportional to 175,678.32, 263,241.54 and 135,795

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Solution

The fourth proportional to 175,678.32, 263,241.54 and 135,795 is: 203,479.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,678.32 : 263,241.54 = 135,795 : x
  2. Step 2: Convert to fraction form
    175,678.32/263,241.54 = 135,795/x
  3. Step 3: Cross multiply
    175,678.32x = 263,241.54 × 135,795
  4. Step 4: Simplify right side
    175,678.32x = 35,746,884,924.30
  5. Step 5: Solve for x
    x = 35,746,884,924.30/175,678.32
  6. Step 6: Final answer
    x = 203,479.21

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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.