Home / 263,373.08-395,098.52-76,360.28

Finding the Fourth Proportional to 263,373.08, 395,098.52 and 76,360.28

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Solution

The fourth proportional to 263,373.08, 395,098.52 and 76,360.28 is: 114,551.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,373.08 : 395,098.52 = 76,360.28 : x
  2. Step 2: Convert to fraction form
    263,373.08/395,098.52 = 76,360.28/x
  3. Step 3: Cross multiply
    263,373.08x = 395,098.52 × 76,360.28
  4. Step 4: Simplify right side
    263,373.08x = 30,169,833,614.79
  5. Step 5: Solve for x
    x = 30,169,833,614.79/263,373.08
  6. Step 6: Final answer
    x = 114,551.70

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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.