Home / 109,944.80-164,917.20-97,260.20

Finding the Fourth Proportional to 109,944.80, 164,917.20 and 97,260.20

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Solution

The fourth proportional to 109,944.80, 164,917.20 and 97,260.20 is: 145,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,944.80 : 164,917.20 = 97,260.20 : x
  2. Step 2: Convert to fraction form
    109,944.80/164,917.20 = 97,260.20/x
  3. Step 3: Cross multiply
    109,944.80x = 164,917.20 × 97,260.20
  4. Step 4: Simplify right side
    109,944.80x = 16,039,879,855.44
  5. Step 5: Solve for x
    x = 16,039,879,855.44/109,944.80
  6. Step 6: Final answer
    x = 145,890.30

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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.