Home / 109,027.18-163,554.81-34,150.78

Finding the Fourth Proportional to 109,027.18, 163,554.81 and 34,150.78

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Solution

The fourth proportional to 109,027.18, 163,554.81 and 34,150.78 is: 51,230.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,027.18 : 163,554.81 = 34,150.78 : x
  2. Step 2: Convert to fraction form
    109,027.18/163,554.81 = 34,150.78/x
  3. Step 3: Cross multiply
    109,027.18x = 163,554.81 × 34,150.78
  4. Step 4: Simplify right side
    109,027.18x = 5,585,524,334.25
  5. Step 5: Solve for x
    x = 5,585,524,334.25/109,027.18
  6. Step 6: Final answer
    x = 51,230.57

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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.