Home / 57,223.20-85,834.80-29,229.60

Finding the Fourth Proportional to 57,223.20, 85,834.80 and 29,229.60

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Solution

The fourth proportional to 57,223.20, 85,834.80 and 29,229.60 is: 43,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,223.20 : 85,834.80 = 29,229.60 : x
  2. Step 2: Convert to fraction form
    57,223.20/85,834.80 = 29,229.60/x
  3. Step 3: Cross multiply
    57,223.20x = 85,834.80 × 29,229.60
  4. Step 4: Simplify right side
    57,223.20x = 2,508,916,870.08
  5. Step 5: Solve for x
    x = 2,508,916,870.08/57,223.20
  6. Step 6: Final answer
    x = 43,844.40

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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.