Home / 197,132.40-295,358.40-91,735.20

Finding the Fourth Proportional to 197,132.40, 295,358.40 and 91,735.20

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Solution

The fourth proportional to 197,132.40, 295,358.40 and 91,735.20 is: 137,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,132.40 : 295,358.40 = 91,735.20 : x
  2. Step 2: Convert to fraction form
    197,132.40/295,358.40 = 91,735.20/x
  3. Step 3: Cross multiply
    197,132.40x = 295,358.40 × 91,735.20
  4. Step 4: Simplify right side
    197,132.40x = 27,094,761,895.68
  5. Step 5: Solve for x
    x = 27,094,761,895.68/197,132.40
  6. Step 6: Final answer
    x = 137,444.49

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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.