Home / 286,232.13-429,299.60-75,891.33

Finding the Fourth Proportional to 286,232.13, 429,299.60 and 75,891.33

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Solution

The fourth proportional to 286,232.13, 429,299.60 and 75,891.33 is: 113,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,232.13 : 429,299.60 = 75,891.33 : x
  2. Step 2: Convert to fraction form
    286,232.13/429,299.60 = 75,891.33/x
  3. Step 3: Cross multiply
    286,232.13x = 429,299.60 × 75,891.33
  4. Step 4: Simplify right side
    286,232.13x = 32,580,117,233.01
  5. Step 5: Solve for x
    x = 32,580,117,233.01/286,232.13
  6. Step 6: Final answer
    x = 113,824.11

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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.