Home / 136,309.07-204,463.73-61,341.68

Finding the Fourth Proportional to 136,309.07, 204,463.73 and 61,341.68

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Solution

The fourth proportional to 136,309.07, 204,463.73 and 61,341.68 is: 92,012.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,309.07 : 204,463.73 = 61,341.68 : x
  2. Step 2: Convert to fraction form
    136,309.07/204,463.73 = 61,341.68/x
  3. Step 3: Cross multiply
    136,309.07x = 204,463.73 × 61,341.68
  4. Step 4: Simplify right side
    136,309.07x = 12,542,149,361.78
  5. Step 5: Solve for x
    x = 12,542,149,361.78/136,309.07
  6. Step 6: Final answer
    x = 92,012.58

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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.