Home / 129,519.27-194,282.55-36,025.02

Finding the Fourth Proportional to 129,519.27, 194,282.55 and 36,025.02

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Solution

The fourth proportional to 129,519.27, 194,282.55 and 36,025.02 is: 54,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,519.27 : 194,282.55 = 36,025.02 : x
  2. Step 2: Convert to fraction form
    129,519.27/194,282.55 = 36,025.02/x
  3. Step 3: Cross multiply
    129,519.27x = 194,282.55 × 36,025.02
  4. Step 4: Simplify right side
    129,519.27x = 6,999,032,749.40
  5. Step 5: Solve for x
    x = 6,999,032,749.40/129,519.27
  6. Step 6: Final answer
    x = 54,038.54

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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.