Home / 435,133.92-652,705.39-131,530.60

Finding the Fourth Proportional to 435,133.92, 652,705.39 and 131,530.60

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Solution

The fourth proportional to 435,133.92, 652,705.39 and 131,530.60 is: 197,297.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,133.92 : 652,705.39 = 131,530.60 : x
  2. Step 2: Convert to fraction form
    435,133.92/652,705.39 = 131,530.60/x
  3. Step 3: Cross multiply
    435,133.92x = 652,705.39 × 131,530.60
  4. Step 4: Simplify right side
    435,133.92x = 85,850,731,569.93
  5. Step 5: Solve for x
    x = 85,850,731,569.93/435,133.92
  6. Step 6: Final answer
    x = 197,297.26

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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.