Home / 129,544.73-194,304.33-45,289.34

Finding the Fourth Proportional to 129,544.73, 194,304.33 and 45,289.34

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Solution

The fourth proportional to 129,544.73, 194,304.33 and 45,289.34 is: 67,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,544.73 : 194,304.33 = 45,289.34 : x
  2. Step 2: Convert to fraction form
    129,544.73/194,304.33 = 45,289.34/x
  3. Step 3: Cross multiply
    129,544.73x = 194,304.33 × 45,289.34
  4. Step 4: Simplify right side
    129,544.73x = 8,799,913,893.32
  5. Step 5: Solve for x
    x = 8,799,913,893.32/129,544.73
  6. Step 6: Final answer
    x = 67,929.54

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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.