Home / 129,790.08-194,684.58-50,848.56

Finding the Fourth Proportional to 129,790.08, 194,684.58 and 50,848.56

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Solution

The fourth proportional to 129,790.08, 194,684.58 and 50,848.56 is: 76,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,790.08 : 194,684.58 = 50,848.56 : x
  2. Step 2: Convert to fraction form
    129,790.08/194,684.58 = 50,848.56/x
  3. Step 3: Cross multiply
    129,790.08x = 194,684.58 × 50,848.56
  4. Step 4: Simplify right side
    129,790.08x = 9,899,430,547.20
  5. Step 5: Solve for x
    x = 9,899,430,547.20/129,790.08
  6. Step 6: Final answer
    x = 76,272.63

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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.