Home / 234,389.70-323,434.62-131,004.54

Finding the Fourth Proportional to 234,389.70, 323,434.62 and 131,004.54

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Solution

The fourth proportional to 234,389.70, 323,434.62 and 131,004.54 is: 180,773.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,389.70 : 323,434.62 = 131,004.54 : x
  2. Step 2: Convert to fraction form
    234,389.70/323,434.62 = 131,004.54/x
  3. Step 3: Cross multiply
    234,389.70x = 323,434.62 × 131,004.54
  4. Step 4: Simplify right side
    234,389.70x = 42,371,403,613.17
  5. Step 5: Solve for x
    x = 42,371,403,613.17/234,389.70
  6. Step 6: Final answer
    x = 180,773.32

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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.