Home / 134,448.48-201,672.78-55,475.91

Finding the Fourth Proportional to 134,448.48, 201,672.78 and 55,475.91

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Solution

The fourth proportional to 134,448.48, 201,672.78 and 55,475.91 is: 83,213.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,448.48 : 201,672.78 = 55,475.91 : x
  2. Step 2: Convert to fraction form
    134,448.48/201,672.78 = 55,475.91/x
  3. Step 3: Cross multiply
    134,448.48x = 201,672.78 × 55,475.91
  4. Step 4: Simplify right side
    134,448.48x = 11,187,980,992.73
  5. Step 5: Solve for x
    x = 11,187,980,992.73/134,448.48
  6. Step 6: Final answer
    x = 83,213.89

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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.