Home / 110,626.30-165,938.37-31,740.94

Finding the Fourth Proportional to 110,626.30, 165,938.37 and 31,740.94

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Solution

The fourth proportional to 110,626.30, 165,938.37 and 31,740.94 is: 47,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,626.30 : 165,938.37 = 31,740.94 : x
  2. Step 2: Convert to fraction form
    110,626.30/165,938.37 = 31,740.94/x
  3. Step 3: Cross multiply
    110,626.30x = 165,938.37 × 31,740.94
  4. Step 4: Simplify right side
    110,626.30x = 5,267,039,845.87
  5. Step 5: Solve for x
    x = 5,267,039,845.87/110,626.30
  6. Step 6: Final answer
    x = 47,611.10

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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.