Home / 197,621.40-296,432.10-169,627.80

Finding the Fourth Proportional to 197,621.40, 296,432.10 and 169,627.80

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Solution

The fourth proportional to 197,621.40, 296,432.10 and 169,627.80 is: 254,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,621.40 : 296,432.10 = 169,627.80 : x
  2. Step 2: Convert to fraction form
    197,621.40/296,432.10 = 169,627.80/x
  3. Step 3: Cross multiply
    197,621.40x = 296,432.10 × 169,627.80
  4. Step 4: Simplify right side
    197,621.40x = 50,283,124,972.38
  5. Step 5: Solve for x
    x = 50,283,124,972.38/197,621.40
  6. Step 6: Final answer
    x = 254,441.70

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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.