Home / 286,022.76-429,035.58-117,634.92

Finding the Fourth Proportional to 286,022.76, 429,035.58 and 117,634.92

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Solution

The fourth proportional to 286,022.76, 429,035.58 and 117,634.92 is: 176,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,022.76 : 429,035.58 = 117,634.92 : x
  2. Step 2: Convert to fraction form
    286,022.76/429,035.58 = 117,634.92/x
  3. Step 3: Cross multiply
    286,022.76x = 429,035.58 × 117,634.92
  4. Step 4: Simplify right side
    286,022.76x = 50,469,566,130.45
  5. Step 5: Solve for x
    x = 50,469,566,130.45/286,022.76
  6. Step 6: Final answer
    x = 176,452.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.