Home / 282,542.52-423,054.90-149,145.24

Finding the Fourth Proportional to 282,542.52, 423,054.90 and 149,145.24

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Solution

The fourth proportional to 282,542.52, 423,054.90 and 149,145.24 is: 223,317.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,542.52 : 423,054.90 = 149,145.24 : x
  2. Step 2: Convert to fraction form
    282,542.52/423,054.90 = 149,145.24/x
  3. Step 3: Cross multiply
    282,542.52x = 423,054.90 × 149,145.24
  4. Step 4: Simplify right side
    282,542.52x = 63,096,624,593.68
  5. Step 5: Solve for x
    x = 63,096,624,593.68/282,542.52
  6. Step 6: Final answer
    x = 223,317.27

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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.