Home / 129,434.85-194,123.01-50,508.45

Finding the Fourth Proportional to 129,434.85, 194,123.01 and 50,508.45

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Solution

The fourth proportional to 129,434.85, 194,123.01 and 50,508.45 is: 75,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,434.85 : 194,123.01 = 50,508.45 : x
  2. Step 2: Convert to fraction form
    129,434.85/194,123.01 = 50,508.45/x
  3. Step 3: Cross multiply
    129,434.85x = 194,123.01 × 50,508.45
  4. Step 4: Simplify right side
    129,434.85x = 9,804,852,344.43
  5. Step 5: Solve for x
    x = 9,804,852,344.43/129,434.85
  6. Step 6: Final answer
    x = 75,751.26

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1.5x scale

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.