Home / 286,183.26-429,274.89-99,194.76

Finding the Fourth Proportional to 286,183.26, 429,274.89 and 99,194.76

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Solution

The fourth proportional to 286,183.26, 429,274.89 and 99,194.76 is: 148,792.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,183.26 : 429,274.89 = 99,194.76 : x
  2. Step 2: Convert to fraction form
    286,183.26/429,274.89 = 99,194.76/x
  3. Step 3: Cross multiply
    286,183.26x = 429,274.89 × 99,194.76
  4. Step 4: Simplify right side
    286,183.26x = 42,581,819,687.58
  5. Step 5: Solve for x
    x = 42,581,819,687.58/286,183.26
  6. Step 6: Final answer
    x = 148,792.14

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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.