Home / 43,276.40-64,914.60-36,934.10

Finding the Fourth Proportional to 43,276.40, 64,914.60 and 36,934.10

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Solution

The fourth proportional to 43,276.40, 64,914.60 and 36,934.10 is: 55,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,276.40 : 64,914.60 = 36,934.10 : x
  2. Step 2: Convert to fraction form
    43,276.40/64,914.60 = 36,934.10/x
  3. Step 3: Cross multiply
    43,276.40x = 64,914.60 × 36,934.10
  4. Step 4: Simplify right side
    43,276.40x = 2,397,562,327.86
  5. Step 5: Solve for x
    x = 2,397,562,327.86/43,276.40
  6. Step 6: Final answer
    x = 55,401.15

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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.