Home / 129,164.02-193,745.76-35,669.50

Finding the Fourth Proportional to 129,164.02, 193,745.76 and 35,669.50

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Solution

The fourth proportional to 129,164.02, 193,745.76 and 35,669.50 is: 53,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,164.02 : 193,745.76 = 35,669.50 : x
  2. Step 2: Convert to fraction form
    129,164.02/193,745.76 = 35,669.50/x
  3. Step 3: Cross multiply
    129,164.02x = 193,745.76 × 35,669.50
  4. Step 4: Simplify right side
    129,164.02x = 6,910,814,386.32
  5. Step 5: Solve for x
    x = 6,910,814,386.32/129,164.02
  6. Step 6: Final answer
    x = 53,504.18

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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.