Home / 134,823.40-202,218.90-55,929.40

Finding the Fourth Proportional to 134,823.40, 202,218.90 and 55,929.40

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Solution

The fourth proportional to 134,823.40, 202,218.90 and 55,929.40 is: 83,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,823.40 : 202,218.90 = 55,929.40 : x
  2. Step 2: Convert to fraction form
    134,823.40/202,218.90 = 55,929.40/x
  3. Step 3: Cross multiply
    134,823.40x = 202,218.90 × 55,929.40
  4. Step 4: Simplify right side
    134,823.40x = 11,309,981,745.66
  5. Step 5: Solve for x
    x = 11,309,981,745.66/134,823.40
  6. Step 6: Final answer
    x = 83,887.38

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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.