Home / 75,000.20-103,500.37-41,008.84

Finding the Fourth Proportional to 75,000.20, 103,500.37 and 41,008.84

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Solution

The fourth proportional to 75,000.20, 103,500.37 and 41,008.84 is: 56,592.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,000.20 : 103,500.37 = 41,008.84 : x
  2. Step 2: Convert to fraction form
    75,000.20/103,500.37 = 41,008.84/x
  3. Step 3: Cross multiply
    75,000.20x = 103,500.37 × 41,008.84
  4. Step 4: Simplify right side
    75,000.20x = 4,244,430,378.12
  5. Step 5: Solve for x
    x = 4,244,430,378.12/75,000.20
  6. Step 6: Final answer
    x = 56,592.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.