Home / 136,424.42-204,664.37-57,538.92

Finding the Fourth Proportional to 136,424.42, 204,664.37 and 57,538.92

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Solution

The fourth proportional to 136,424.42, 204,664.37 and 57,538.92 is: 86,320.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,424.42 : 204,664.37 = 57,538.92 : x
  2. Step 2: Convert to fraction form
    136,424.42/204,664.37 = 57,538.92/x
  3. Step 3: Cross multiply
    136,424.42x = 204,664.37 × 57,538.92
  4. Step 4: Simplify right side
    136,424.42x = 11,776,166,524.59
  5. Step 5: Solve for x
    x = 11,776,166,524.59/136,424.42
  6. Step 6: Final answer
    x = 86,320.08

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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.