Home / 263,257.72-363,295.68-148,560.64

Finding the Fourth Proportional to 263,257.72, 363,295.68 and 148,560.64

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Solution

The fourth proportional to 263,257.72, 363,295.68 and 148,560.64 is: 205,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,257.72 : 363,295.68 = 148,560.64 : x
  2. Step 2: Convert to fraction form
    263,257.72/363,295.68 = 148,560.64/x
  3. Step 3: Cross multiply
    263,257.72x = 363,295.68 × 148,560.64
  4. Step 4: Simplify right side
    263,257.72x = 53,971,438,730.04
  5. Step 5: Solve for x
    x = 53,971,438,730.04/263,257.72
  6. Step 6: Final answer
    x = 205,013.70

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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.