Home / 109,486.32-164,229.48-26,380.32

Finding the Fourth Proportional to 109,486.32, 164,229.48 and 26,380.32

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Solution

The fourth proportional to 109,486.32, 164,229.48 and 26,380.32 is: 39,570.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,486.32 : 164,229.48 = 26,380.32 : x
  2. Step 2: Convert to fraction form
    109,486.32/164,229.48 = 26,380.32/x
  3. Step 3: Cross multiply
    109,486.32x = 164,229.48 × 26,380.32
  4. Step 4: Simplify right side
    109,486.32x = 4,332,426,235.83
  5. Step 5: Solve for x
    x = 4,332,426,235.83/109,486.32
  6. Step 6: Final answer
    x = 39,570.48

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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.