Home / 282,003.17-423,115.52-124,120.94

Finding the Fourth Proportional to 282,003.17, 423,115.52 and 124,120.94

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Solution

The fourth proportional to 282,003.17, 423,115.52 and 124,120.94 is: 186,230.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,003.17 : 423,115.52 = 124,120.94 : x
  2. Step 2: Convert to fraction form
    282,003.17/423,115.52 = 124,120.94/x
  3. Step 3: Cross multiply
    282,003.17x = 423,115.52 × 124,120.94
  4. Step 4: Simplify right side
    282,003.17x = 52,517,493,334.81
  5. Step 5: Solve for x
    x = 52,517,493,334.81/282,003.17
  6. Step 6: Final answer
    x = 186,230.16

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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.