Home / 282,028.34-423,171.69-122,153.17

Finding the Fourth Proportional to 282,028.34, 423,171.69 and 122,153.17

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Solution

The fourth proportional to 282,028.34, 423,171.69 and 122,153.17 is: 183,285.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,028.34 : 423,171.69 = 122,153.17 : x
  2. Step 2: Convert to fraction form
    282,028.34/423,171.69 = 122,153.17/x
  3. Step 3: Cross multiply
    282,028.34x = 423,171.69 × 122,153.17
  4. Step 4: Simplify right side
    282,028.34x = 51,691,763,352.31
  5. Step 5: Solve for x
    x = 51,691,763,352.31/282,028.34
  6. Step 6: Final answer
    x = 183,285.71

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1.5x scale

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.