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Finding the Fourth Proportional to 234,006.36, 322,927.56 and 126,576.06

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Solution

The fourth proportional to 234,006.36, 322,927.56 and 126,576.06 is: 174,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,006.36 : 322,927.56 = 126,576.06 : x
  2. Step 2: Convert to fraction form
    234,006.36/322,927.56 = 126,576.06/x
  3. Step 3: Cross multiply
    234,006.36x = 322,927.56 × 126,576.06
  4. Step 4: Simplify right side
    234,006.36x = 40,874,898,210.21
  5. Step 5: Solve for x
    x = 40,874,898,210.21/234,006.36
  6. Step 6: Final answer
    x = 174,674.30

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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.