Home / 263,651.40-363,861.32-148,951.08

Finding the Fourth Proportional to 263,651.40, 363,861.32 and 148,951.08

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Solution

The fourth proportional to 263,651.40, 363,861.32 and 148,951.08 is: 205,565.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,651.40 : 363,861.32 = 148,951.08 : x
  2. Step 2: Convert to fraction form
    263,651.40/363,861.32 = 148,951.08/x
  3. Step 3: Cross multiply
    263,651.40x = 363,861.32 × 148,951.08
  4. Step 4: Simplify right side
    263,651.40x = 54,197,535,839.47
  5. Step 5: Solve for x
    x = 54,197,535,839.47/263,651.40
  6. Step 6: Final answer
    x = 205,565.14

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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.