Home / 175,151.62-261,063.25-165,188.26

Finding the Fourth Proportional to 175,151.62, 261,063.25 and 165,188.26

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Solution

The fourth proportional to 175,151.62, 261,063.25 and 165,188.26 is: 246,212.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,151.62 : 261,063.25 = 165,188.26 : x
  2. Step 2: Convert to fraction form
    175,151.62/261,063.25 = 165,188.26/x
  3. Step 3: Cross multiply
    175,151.62x = 261,063.25 × 165,188.26
  4. Step 4: Simplify right side
    175,151.62x = 43,124,584,017.45
  5. Step 5: Solve for x
    x = 43,124,584,017.45/175,151.62
  6. Step 6: Final answer
    x = 246,212.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.