Home / 252,033.41-347,805.02-137,311.70

Finding the Fourth Proportional to 252,033.41, 347,805.02 and 137,311.70

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Solution

The fourth proportional to 252,033.41, 347,805.02 and 137,311.70 is: 189,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,033.41 : 347,805.02 = 137,311.70 : x
  2. Step 2: Convert to fraction form
    252,033.41/347,805.02 = 137,311.70/x
  3. Step 3: Cross multiply
    252,033.41x = 347,805.02 × 137,311.70
  4. Step 4: Simplify right side
    252,033.41x = 47,757,696,139.15
  5. Step 5: Solve for x
    x = 47,757,696,139.15/252,033.41
  6. Step 6: Final answer
    x = 189,489.55

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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.