Home / 263,285.92-363,333.47-142,426.91

Finding the Fourth Proportional to 263,285.92, 363,333.47 and 142,426.91

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Solution

The fourth proportional to 263,285.92, 363,333.47 and 142,426.91 is: 196,548.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,285.92 : 363,333.47 = 142,426.91 : x
  2. Step 2: Convert to fraction form
    263,285.92/363,333.47 = 142,426.91/x
  3. Step 3: Cross multiply
    263,285.92x = 363,333.47 × 142,426.91
  4. Step 4: Simplify right side
    263,285.92x = 51,748,462,785.85
  5. Step 5: Solve for x
    x = 51,748,462,785.85/263,285.92
  6. Step 6: Final answer
    x = 196,548.54

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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.