Home / 109,867.20-164,582.10-57,306.30

Finding the Fourth Proportional to 109,867.20, 164,582.10 and 57,306.30

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Solution

The fourth proportional to 109,867.20, 164,582.10 and 57,306.30 is: 85,845.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,867.20 : 164,582.10 = 57,306.30 : x
  2. Step 2: Convert to fraction form
    109,867.20/164,582.10 = 57,306.30/x
  3. Step 3: Cross multiply
    109,867.20x = 164,582.10 × 57,306.30
  4. Step 4: Simplify right side
    109,867.20x = 9,431,591,197.23
  5. Step 5: Solve for x
    x = 9,431,591,197.23/109,867.20
  6. Step 6: Final answer
    x = 85,845.38

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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.