Home / 282,163.05-423,354.75-124,280.82

Finding the Fourth Proportional to 282,163.05, 423,354.75 and 124,280.82

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Solution

The fourth proportional to 282,163.05, 423,354.75 and 124,280.82 is: 186,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,163.05 : 423,354.75 = 124,280.82 : x
  2. Step 2: Convert to fraction form
    282,163.05/423,354.75 = 124,280.82/x
  3. Step 3: Cross multiply
    282,163.05x = 423,354.75 × 124,280.82
  4. Step 4: Simplify right side
    282,163.05x = 52,614,875,480.90
  5. Step 5: Solve for x
    x = 52,614,875,480.90/282,163.05
  6. Step 6: Final answer
    x = 186,469.76

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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.