Home / 236,764.80-354,758.40-197,107.20

Finding the Fourth Proportional to 236,764.80, 354,758.40 and 197,107.20

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Solution

The fourth proportional to 236,764.80, 354,758.40 and 197,107.20 is: 295,337.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,764.80 : 354,758.40 = 197,107.20 : x
  2. Step 2: Convert to fraction form
    236,764.80/354,758.40 = 197,107.20/x
  3. Step 3: Cross multiply
    236,764.80x = 354,758.40 × 197,107.20
  4. Step 4: Simplify right side
    236,764.80x = 69,925,434,900.48
  5. Step 5: Solve for x
    x = 69,925,434,900.48/236,764.80
  6. Step 6: Final answer
    x = 295,337.12

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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.