Home / 86,152.30-118,872.73-50,335.39

Finding the Fourth Proportional to 86,152.30, 118,872.73 and 50,335.39

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Solution

The fourth proportional to 86,152.30, 118,872.73 and 50,335.39 is: 69,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,152.30 : 118,872.73 = 50,335.39 : x
  2. Step 2: Convert to fraction form
    86,152.30/118,872.73 = 50,335.39/x
  3. Step 3: Cross multiply
    86,152.30x = 118,872.73 × 50,335.39
  4. Step 4: Simplify right side
    86,152.30x = 5,983,505,224.91
  5. Step 5: Solve for x
    x = 5,983,505,224.91/86,152.30
  6. Step 6: Final answer
    x = 69,452.65

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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.