Home / 65,114.18-89,859.46-36,819.26

Finding the Fourth Proportional to 65,114.18, 89,859.46 and 36,819.26

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Solution

The fourth proportional to 65,114.18, 89,859.46 and 36,819.26 is: 50,811.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,114.18 : 89,859.46 = 36,819.26 : x
  2. Step 2: Convert to fraction form
    65,114.18/89,859.46 = 36,819.26/x
  3. Step 3: Cross multiply
    65,114.18x = 89,859.46 × 36,819.26
  4. Step 4: Simplify right side
    65,114.18x = 3,308,558,821.20
  5. Step 5: Solve for x
    x = 3,308,558,821.20/65,114.18
  6. Step 6: Final answer
    x = 50,811.65

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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.