Home / 136,395.14-204,700.71-57,563.78

Finding the Fourth Proportional to 136,395.14, 204,700.71 and 57,563.78

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Solution

The fourth proportional to 136,395.14, 204,700.71 and 57,563.78 is: 86,391.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,395.14 : 204,700.71 = 57,563.78 : x
  2. Step 2: Convert to fraction form
    136,395.14/204,700.71 = 57,563.78/x
  3. Step 3: Cross multiply
    136,395.14x = 204,700.71 × 57,563.78
  4. Step 4: Simplify right side
    136,395.14x = 11,783,346,636.28
  5. Step 5: Solve for x
    x = 11,783,346,636.28/136,395.14
  6. Step 6: Final answer
    x = 86,391.25

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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.