Home / 110,939.10-166,408.65-97,817.10

Finding the Fourth Proportional to 110,939.10, 166,408.65 and 97,817.10

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Solution

The fourth proportional to 110,939.10, 166,408.65 and 97,817.10 is: 146,725.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,939.10 : 166,408.65 = 97,817.10 : x
  2. Step 2: Convert to fraction form
    110,939.10/166,408.65 = 97,817.10/x
  3. Step 3: Cross multiply
    110,939.10x = 166,408.65 × 97,817.10
  4. Step 4: Simplify right side
    110,939.10x = 16,277,611,557.92
  5. Step 5: Solve for x
    x = 16,277,611,557.92/110,939.10
  6. Step 6: Final answer
    x = 146,725.65

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1.5x scale

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.