Home / 129,869.07-194,838.03-41,124.12

Finding the Fourth Proportional to 129,869.07, 194,838.03 and 41,124.12

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Solution

The fourth proportional to 129,869.07, 194,838.03 and 41,124.12 is: 61,697.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,869.07 : 194,838.03 = 41,124.12 : x
  2. Step 2: Convert to fraction form
    129,869.07/194,838.03 = 41,124.12/x
  3. Step 3: Cross multiply
    129,869.07x = 194,838.03 × 41,124.12
  4. Step 4: Simplify right side
    129,869.07x = 8,012,542,526.28
  5. Step 5: Solve for x
    x = 8,012,542,526.28/129,869.07
  6. Step 6: Final answer
    x = 61,697.08

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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.