Home / 136,336.29-204,532.08-57,450.48

Finding the Fourth Proportional to 136,336.29, 204,532.08 and 57,450.48

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Solution

The fourth proportional to 136,336.29, 204,532.08 and 57,450.48 is: 86,187.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,336.29 : 204,532.08 = 57,450.48 : x
  2. Step 2: Convert to fraction form
    136,336.29/204,532.08 = 57,450.48/x
  3. Step 3: Cross multiply
    136,336.29x = 204,532.08 × 57,450.48
  4. Step 4: Simplify right side
    136,336.29x = 11,750,466,171.40
  5. Step 5: Solve for x
    x = 11,750,466,171.40/136,336.29
  6. Step 6: Final answer
    x = 86,187.37

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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.