Home / 234,319.07-323,360.48-126,889.22

Finding the Fourth Proportional to 234,319.07, 323,360.48 and 126,889.22

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Solution

The fourth proportional to 234,319.07, 323,360.48 and 126,889.22 is: 175,107.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,319.07 : 323,360.48 = 126,889.22 : x
  2. Step 2: Convert to fraction form
    234,319.07/323,360.48 = 126,889.22/x
  3. Step 3: Cross multiply
    234,319.07x = 323,360.48 × 126,889.22
  4. Step 4: Simplify right side
    234,319.07x = 41,030,959,086.03
  5. Step 5: Solve for x
    x = 41,030,959,086.03/234,319.07
  6. Step 6: Final answer
    x = 175,107.21

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1.5x scale

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.