Home / 136,604.02-204,942.51-43,111.54

Finding the Fourth Proportional to 136,604.02, 204,942.51 and 43,111.54

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Solution

The fourth proportional to 136,604.02, 204,942.51 and 43,111.54 is: 64,678.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,604.02 : 204,942.51 = 43,111.54 : x
  2. Step 2: Convert to fraction form
    136,604.02/204,942.51 = 43,111.54/x
  3. Step 3: Cross multiply
    136,604.02x = 204,942.51 × 43,111.54
  4. Step 4: Simplify right side
    136,604.02x = 8,835,387,217.57
  5. Step 5: Solve for x
    x = 8,835,387,217.57/136,604.02
  6. Step 6: Final answer
    x = 64,678.82

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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.