Home / 74,217.66-111,328.11-44,660.22

Finding the Fourth Proportional to 74,217.66, 111,328.11 and 44,660.22

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Solution

The fourth proportional to 74,217.66, 111,328.11 and 44,660.22 is: 66,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,217.66 : 111,328.11 = 44,660.22 : x
  2. Step 2: Convert to fraction form
    74,217.66/111,328.11 = 44,660.22/x
  3. Step 3: Cross multiply
    74,217.66x = 111,328.11 × 44,660.22
  4. Step 4: Simplify right side
    74,217.66x = 4,971,937,884.78
  5. Step 5: Solve for x
    x = 4,971,937,884.78/74,217.66
  6. Step 6: Final answer
    x = 66,991.30

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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.