Home / 179,308.53-247,362.66-115,666.83

Finding the Fourth Proportional to 179,308.53, 247,362.66 and 115,666.83

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Solution

The fourth proportional to 179,308.53, 247,362.66 and 115,666.83 is: 159,566.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,308.53 : 247,362.66 = 115,666.83 : x
  2. Step 2: Convert to fraction form
    179,308.53/247,362.66 = 115,666.83/x
  3. Step 3: Cross multiply
    179,308.53x = 247,362.66 × 115,666.83
  4. Step 4: Simplify right side
    179,308.53x = 28,611,654,742.57
  5. Step 5: Solve for x
    x = 28,611,654,742.57/179,308.53
  6. Step 6: Final answer
    x = 159,566.61

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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.