Home / 199,232.10-274,836.71-126,510.57

Finding the Fourth Proportional to 199,232.10, 274,836.71 and 126,510.57

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Solution

The fourth proportional to 199,232.10, 274,836.71 and 126,510.57 is: 174,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,232.10 : 274,836.71 = 126,510.57 : x
  2. Step 2: Convert to fraction form
    199,232.10/274,836.71 = 126,510.57/x
  3. Step 3: Cross multiply
    199,232.10x = 274,836.71 × 126,510.57
  4. Step 4: Simplify right side
    199,232.10x = 34,769,747,835.66
  5. Step 5: Solve for x
    x = 34,769,747,835.66/199,232.10
  6. Step 6: Final answer
    x = 174,518.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.