Home / 129,487.03-194,179.51-62,907.46

Finding the Fourth Proportional to 129,487.03, 194,179.51 and 62,907.46

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Solution

The fourth proportional to 129,487.03, 194,179.51 and 62,907.46 is: 94,336.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,487.03 : 194,179.51 = 62,907.46 : x
  2. Step 2: Convert to fraction form
    129,487.03/194,179.51 = 62,907.46/x
  3. Step 3: Cross multiply
    129,487.03x = 194,179.51 × 62,907.46
  4. Step 4: Simplify right side
    129,487.03x = 12,215,339,351.33
  5. Step 5: Solve for x
    x = 12,215,339,351.33/129,487.03
  6. Step 6: Final answer
    x = 94,336.39

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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.