Home / 43,311.47-64,819.31-36,299.40

Finding the Fourth Proportional to 43,311.47, 64,819.31 and 36,299.40

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Solution

The fourth proportional to 43,311.47, 64,819.31 and 36,299.40 is: 54,325.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,311.47 : 64,819.31 = 36,299.40 : x
  2. Step 2: Convert to fraction form
    43,311.47/64,819.31 = 36,299.40/x
  3. Step 3: Cross multiply
    43,311.47x = 64,819.31 × 36,299.40
  4. Step 4: Simplify right side
    43,311.47x = 2,352,901,636.84
  5. Step 5: Solve for x
    x = 2,352,901,636.84/43,311.47
  6. Step 6: Final answer
    x = 54,325.15

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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.