Home / 129,582.29-194,240.27-49,601.50

Finding the Fourth Proportional to 129,582.29, 194,240.27 and 49,601.50

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Solution

The fourth proportional to 129,582.29, 194,240.27 and 49,601.50 is: 74,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,582.29 : 194,240.27 = 49,601.50 : x
  2. Step 2: Convert to fraction form
    129,582.29/194,240.27 = 49,601.50/x
  3. Step 3: Cross multiply
    129,582.29x = 194,240.27 × 49,601.50
  4. Step 4: Simplify right side
    129,582.29x = 9,634,608,504.40
  5. Step 5: Solve for x
    x = 9,634,608,504.40/129,582.29
  6. Step 6: Final answer
    x = 74,351.28

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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.