Home / 286,529.14-429,793.26-76,167.10

Finding the Fourth Proportional to 286,529.14, 429,793.26 and 76,167.10

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Solution

The fourth proportional to 286,529.14, 429,793.26 and 76,167.10 is: 114,250.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,529.14 : 429,793.26 = 76,167.10 : x
  2. Step 2: Convert to fraction form
    286,529.14/429,793.26 = 76,167.10/x
  3. Step 3: Cross multiply
    286,529.14x = 429,793.26 × 76,167.10
  4. Step 4: Simplify right side
    286,529.14x = 32,736,106,213.75
  5. Step 5: Solve for x
    x = 32,736,106,213.75/286,529.14
  6. Step 6: Final answer
    x = 114,250.53

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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.