Home / 129,505.66-194,293.05-46,408.06

Finding the Fourth Proportional to 129,505.66, 194,293.05 and 46,408.06

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Solution

The fourth proportional to 129,505.66, 194,293.05 and 46,408.06 is: 69,624.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,505.66 : 194,293.05 = 46,408.06 : x
  2. Step 2: Convert to fraction form
    129,505.66/194,293.05 = 46,408.06/x
  3. Step 3: Cross multiply
    129,505.66x = 194,293.05 × 46,408.06
  4. Step 4: Simplify right side
    129,505.66x = 9,016,763,521.98
  5. Step 5: Solve for x
    x = 9,016,763,521.98/129,505.66
  6. Step 6: Final answer
    x = 69,624.47

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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.