Home / 165,633.94-247,984.35-148,837.78

Finding the Fourth Proportional to 165,633.94, 247,984.35 and 148,837.78

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Solution

The fourth proportional to 165,633.94, 247,984.35 and 148,837.78 is: 222,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,633.94 : 247,984.35 = 148,837.78 : x
  2. Step 2: Convert to fraction form
    165,633.94/247,984.35 = 148,837.78/x
  3. Step 3: Cross multiply
    165,633.94x = 247,984.35 × 148,837.78
  4. Step 4: Simplify right side
    165,633.94x = 36,909,440,128.74
  5. Step 5: Solve for x
    x = 36,909,440,128.74/165,633.94
  6. Step 6: Final answer
    x = 222,837.42

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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.