Home / 113,847.88-170,735.36-53,868.20

Finding the Fourth Proportional to 113,847.88, 170,735.36 and 53,868.20

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Solution

The fourth proportional to 113,847.88, 170,735.36 and 53,868.20 is: 80,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,847.88 : 170,735.36 = 53,868.20 : x
  2. Step 2: Convert to fraction form
    113,847.88/170,735.36 = 53,868.20/x
  3. Step 3: Cross multiply
    113,847.88x = 170,735.36 × 53,868.20
  4. Step 4: Simplify right side
    113,847.88x = 9,197,206,519.55
  5. Step 5: Solve for x
    x = 9,197,206,519.55/113,847.88
  6. Step 6: Final answer
    x = 80,785.05

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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.