Home / 134,228.30-201,434.88-55,342.52

Finding the Fourth Proportional to 134,228.30, 201,434.88 and 55,342.52

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Solution

The fourth proportional to 134,228.30, 201,434.88 and 55,342.52 is: 83,051.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,228.30 : 201,434.88 = 55,342.52 : x
  2. Step 2: Convert to fraction form
    134,228.30/201,434.88 = 55,342.52/x
  3. Step 3: Cross multiply
    134,228.30x = 201,434.88 × 55,342.52
  4. Step 4: Simplify right side
    134,228.30x = 11,147,914,378.68
  5. Step 5: Solve for x
    x = 11,147,914,378.68/134,228.30
  6. Step 6: Final answer
    x = 83,051.89

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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.