Home / 129,240.29-193,869.65-34,469.94

Finding the Fourth Proportional to 129,240.29, 193,869.65 and 34,469.94

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Solution

The fourth proportional to 129,240.29, 193,869.65 and 34,469.94 is: 51,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,240.29 : 193,869.65 = 34,469.94 : x
  2. Step 2: Convert to fraction form
    129,240.29/193,869.65 = 34,469.94/x
  3. Step 3: Cross multiply
    129,240.29x = 193,869.65 × 34,469.94
  4. Step 4: Simplify right side
    129,240.29x = 6,682,674,925.99
  5. Step 5: Solve for x
    x = 6,682,674,925.99/129,240.29
  6. Step 6: Final answer
    x = 51,707.36

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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.