Home / 134,211.23-201,169.22-55,282.40

Finding the Fourth Proportional to 134,211.23, 201,169.22 and 55,282.40

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Solution

The fourth proportional to 134,211.23, 201,169.22 and 55,282.40 is: 82,862.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,211.23 : 201,169.22 = 55,282.40 : x
  2. Step 2: Convert to fraction form
    134,211.23/201,169.22 = 55,282.40/x
  3. Step 3: Cross multiply
    134,211.23x = 201,169.22 × 55,282.40
  4. Step 4: Simplify right side
    134,211.23x = 11,121,116,005.47
  5. Step 5: Solve for x
    x = 11,121,116,005.47/134,211.23
  6. Step 6: Final answer
    x = 82,862.79

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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.