Home / 155,633.97-233,523.86-76,705.14

Finding the Fourth Proportional to 155,633.97, 233,523.86 and 76,705.14

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Solution

The fourth proportional to 155,633.97, 233,523.86 and 76,705.14 is: 115,093.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,633.97 : 233,523.86 = 76,705.14 : x
  2. Step 2: Convert to fraction form
    155,633.97/233,523.86 = 76,705.14/x
  3. Step 3: Cross multiply
    155,633.97x = 233,523.86 × 76,705.14
  4. Step 4: Simplify right side
    155,633.97x = 17,912,480,374.64
  5. Step 5: Solve for x
    x = 17,912,480,374.64/155,633.97
  6. Step 6: Final answer
    x = 115,093.64

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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.