Home / 230,348.19-317,735.01-158,603.61

Finding the Fourth Proportional to 230,348.19, 317,735.01 and 158,603.61

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Solution

The fourth proportional to 230,348.19, 317,735.01 and 158,603.61 is: 218,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,348.19 : 317,735.01 = 158,603.61 : x
  2. Step 2: Convert to fraction form
    230,348.19/317,735.01 = 158,603.61/x
  3. Step 3: Cross multiply
    230,348.19x = 317,735.01 × 158,603.61
  4. Step 4: Simplify right side
    230,348.19x = 50,393,919,609.39
  5. Step 5: Solve for x
    x = 50,393,919,609.39/230,348.19
  6. Step 6: Final answer
    x = 218,772.80

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1.5x scale

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.