Home / 263,151.62-363,127.30-148,423.94

Finding the Fourth Proportional to 263,151.62, 363,127.30 and 148,423.94

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Solution

The fourth proportional to 263,151.62, 363,127.30 and 148,423.94 is: 204,812.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,151.62 : 363,127.30 = 148,423.94 : x
  2. Step 2: Convert to fraction form
    263,151.62/363,127.30 = 148,423.94/x
  3. Step 3: Cross multiply
    263,151.62x = 363,127.30 × 148,423.94
  4. Step 4: Simplify right side
    263,151.62x = 53,896,782,400.87
  5. Step 5: Solve for x
    x = 53,896,782,400.87/263,151.62
  6. Step 6: Final answer
    x = 204,812.66

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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.