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Finding the Fourth Proportional to 234,352.36, 323,406.16 and 126,922.40

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Solution

The fourth proportional to 234,352.36, 323,406.16 and 126,922.40 is: 175,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,352.36 : 323,406.16 = 126,922.40 : x
  2. Step 2: Convert to fraction form
    234,352.36/323,406.16 = 126,922.40/x
  3. Step 3: Cross multiply
    234,352.36x = 323,406.16 × 126,922.40
  4. Step 4: Simplify right side
    234,352.36x = 41,047,484,067.65
  5. Step 5: Solve for x
    x = 41,047,484,067.65/234,352.36
  6. Step 6: Final answer
    x = 175,152.85

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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.