Home / 255,299.92-382,493.04-142,849.24

Finding the Fourth Proportional to 255,299.92, 382,493.04 and 142,849.24

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Solution

The fourth proportional to 255,299.92, 382,493.04 and 142,849.24 is: 214,018.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,299.92 : 382,493.04 = 142,849.24 : x
  2. Step 2: Convert to fraction form
    255,299.92/382,493.04 = 142,849.24/x
  3. Step 3: Cross multiply
    255,299.92x = 382,493.04 × 142,849.24
  4. Step 4: Simplify right side
    255,299.92x = 54,638,840,069.29
  5. Step 5: Solve for x
    x = 54,638,840,069.29/255,299.92
  6. Step 6: Final answer
    x = 214,018.24

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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.