Home / 203,600.04-305,252.40-136,874.64

Finding the Fourth Proportional to 203,600.04, 305,252.40 and 136,874.64

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Solution

The fourth proportional to 203,600.04, 305,252.40 and 136,874.64 is: 205,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,600.04 : 305,252.40 = 136,874.64 : x
  2. Step 2: Convert to fraction form
    203,600.04/305,252.40 = 136,874.64/x
  3. Step 3: Cross multiply
    203,600.04x = 305,252.40 × 136,874.64
  4. Step 4: Simplify right side
    203,600.04x = 41,781,312,359.14
  5. Step 5: Solve for x
    x = 41,781,312,359.14/203,600.04
  6. Step 6: Final answer
    x = 205,212.69

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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.