Home / 175,815.12-263,817.36-116,678.64

Finding the Fourth Proportional to 175,815.12, 263,817.36 and 116,678.64

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Solution

The fourth proportional to 175,815.12, 263,817.36 and 116,678.64 is: 175,080.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,815.12 : 263,817.36 = 116,678.64 : x
  2. Step 2: Convert to fraction form
    175,815.12/263,817.36 = 116,678.64/x
  3. Step 3: Cross multiply
    175,815.12x = 263,817.36 × 116,678.64
  4. Step 4: Simplify right side
    175,815.12x = 30,781,850,773.19
  5. Step 5: Solve for x
    x = 30,781,850,773.19/175,815.12
  6. Step 6: Final answer
    x = 175,080.79

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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.