Home / 197,429.40-296,144.10-134,443.80

Finding the Fourth Proportional to 197,429.40, 296,144.10 and 134,443.80

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Solution

The fourth proportional to 197,429.40, 296,144.10 and 134,443.80 is: 201,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,429.40 : 296,144.10 = 134,443.80 : x
  2. Step 2: Convert to fraction form
    197,429.40/296,144.10 = 134,443.80/x
  3. Step 3: Cross multiply
    197,429.40x = 296,144.10 × 134,443.80
  4. Step 4: Simplify right side
    197,429.40x = 39,814,738,151.58
  5. Step 5: Solve for x
    x = 39,814,738,151.58/197,429.40
  6. Step 6: Final answer
    x = 201,665.70

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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.