Home / 263,523.92-363,662.56-142,665.16

Finding the Fourth Proportional to 263,523.92, 363,662.56 and 142,665.16

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Solution

The fourth proportional to 263,523.92, 363,662.56 and 142,665.16 is: 196,877.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,523.92 : 363,662.56 = 142,665.16 : x
  2. Step 2: Convert to fraction form
    263,523.92/363,662.56 = 142,665.16/x
  3. Step 3: Cross multiply
    263,523.92x = 363,662.56 × 142,665.16
  4. Step 4: Simplify right side
    263,523.92x = 51,881,977,308.41
  5. Step 5: Solve for x
    x = 51,881,977,308.41/263,523.92
  6. Step 6: Final answer
    x = 196,877.68

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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.