Home / 269,150.87-403,606.33-142,762.35

Finding the Fourth Proportional to 269,150.87, 403,606.33 and 142,762.35

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Solution

The fourth proportional to 269,150.87, 403,606.33 and 142,762.35 is: 214,079.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,150.87 : 403,606.33 = 142,762.35 : x
  2. Step 2: Convert to fraction form
    269,150.87/403,606.33 = 142,762.35/x
  3. Step 3: Cross multiply
    269,150.87x = 403,606.33 × 142,762.35
  4. Step 4: Simplify right side
    269,150.87x = 57,619,788,145.68
  5. Step 5: Solve for x
    x = 57,619,788,145.68/269,150.87
  6. Step 6: Final answer
    x = 214,079.89

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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.