Home / 226,443.02-339,756.78-114,155.60

Finding the Fourth Proportional to 226,443.02, 339,756.78 and 114,155.60

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Solution

The fourth proportional to 226,443.02, 339,756.78 and 114,155.60 is: 171,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,443.02 : 339,756.78 = 114,155.60 : x
  2. Step 2: Convert to fraction form
    226,443.02/339,756.78 = 114,155.60/x
  3. Step 3: Cross multiply
    226,443.02x = 339,756.78 × 114,155.60
  4. Step 4: Simplify right side
    226,443.02x = 38,785,139,074.97
  5. Step 5: Solve for x
    x = 38,785,139,074.97/226,443.02
  6. Step 6: Final answer
    x = 171,279.91

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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.