Home / 129,423.32-194,136.06-35,936.36

Finding the Fourth Proportional to 129,423.32, 194,136.06 and 35,936.36

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Solution

The fourth proportional to 129,423.32, 194,136.06 and 35,936.36 is: 53,904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,423.32 : 194,136.06 = 35,936.36 : x
  2. Step 2: Convert to fraction form
    129,423.32/194,136.06 = 35,936.36/x
  3. Step 3: Cross multiply
    129,423.32x = 194,136.06 × 35,936.36
  4. Step 4: Simplify right side
    129,423.32x = 6,976,543,341.14
  5. Step 5: Solve for x
    x = 6,976,543,341.14/129,423.32
  6. Step 6: Final answer
    x = 53,904.84

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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.