Home / 435,104.09-652,654.13-135,584.87

Finding the Fourth Proportional to 435,104.09, 652,654.13 and 135,584.87

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Solution

The fourth proportional to 435,104.09, 652,654.13 and 135,584.87 is: 203,376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,104.09 : 652,654.13 = 135,584.87 : x
  2. Step 2: Convert to fraction form
    435,104.09/652,654.13 = 135,584.87/x
  3. Step 3: Cross multiply
    435,104.09x = 652,654.13 × 135,584.87
  4. Step 4: Simplify right side
    435,104.09x = 88,490,021,429.82
  5. Step 5: Solve for x
    x = 88,490,021,429.82/435,104.09
  6. Step 6: Final answer
    x = 203,376.67

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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.