Home / 75,582.20-113,276.10-45,968.60

Finding the Fourth Proportional to 75,582.20, 113,276.10 and 45,968.60

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Solution

The fourth proportional to 75,582.20, 113,276.10 and 45,968.60 is: 68,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,582.20 : 113,276.10 = 45,968.60 : x
  2. Step 2: Convert to fraction form
    75,582.20/113,276.10 = 45,968.60/x
  3. Step 3: Cross multiply
    75,582.20x = 113,276.10 × 45,968.60
  4. Step 4: Simplify right side
    75,582.20x = 5,207,143,730.46
  5. Step 5: Solve for x
    x = 5,207,143,730.46/75,582.20
  6. Step 6: Final answer
    x = 68,893.78

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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.