Home / 129,614.01-194,246.04-67,328.25

Finding the Fourth Proportional to 129,614.01, 194,246.04 and 67,328.25

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Solution

The fourth proportional to 129,614.01, 194,246.04 and 67,328.25 is: 100,901.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,614.01 : 194,246.04 = 67,328.25 : x
  2. Step 2: Convert to fraction form
    129,614.01/194,246.04 = 67,328.25/x
  3. Step 3: Cross multiply
    129,614.01x = 194,246.04 × 67,328.25
  4. Step 4: Simplify right side
    129,614.01x = 13,078,245,942.63
  5. Step 5: Solve for x
    x = 13,078,245,942.63/129,614.01
  6. Step 6: Final answer
    x = 100,901.48

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1.5x scale

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.