Home / 109,897.40-164,408.70-95,268.80

Finding the Fourth Proportional to 109,897.40, 164,408.70 and 95,268.80

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Solution

The fourth proportional to 109,897.40, 164,408.70 and 95,268.80 is: 142,524.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,897.40 : 164,408.70 = 95,268.80 : x
  2. Step 2: Convert to fraction form
    109,897.40/164,408.70 = 95,268.80/x
  3. Step 3: Cross multiply
    109,897.40x = 164,408.70 × 95,268.80
  4. Step 4: Simplify right side
    109,897.40x = 15,663,019,558.56
  5. Step 5: Solve for x
    x = 15,663,019,558.56/109,897.40
  6. Step 6: Final answer
    x = 142,524.02

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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.