Home / 129,595.59-194,409.75-50,699.56

Finding the Fourth Proportional to 129,595.59, 194,409.75 and 50,699.56

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Solution

The fourth proportional to 129,595.59, 194,409.75 and 50,699.56 is: 76,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,595.59 : 194,409.75 = 50,699.56 : x
  2. Step 2: Convert to fraction form
    129,595.59/194,409.75 = 50,699.56/x
  3. Step 3: Cross multiply
    129,595.59x = 194,409.75 × 50,699.56
  4. Step 4: Simplify right side
    129,595.59x = 9,856,488,784.71
  5. Step 5: Solve for x
    x = 9,856,488,784.71/129,595.59
  6. Step 6: Final answer
    x = 76,055.74

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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.