Home / 43,206.20-64,809.30-34,458.20

Finding the Fourth Proportional to 43,206.20, 64,809.30 and 34,458.20

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Solution

The fourth proportional to 43,206.20, 64,809.30 and 34,458.20 is: 51,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,206.20 : 64,809.30 = 34,458.20 : x
  2. Step 2: Convert to fraction form
    43,206.20/64,809.30 = 34,458.20/x
  3. Step 3: Cross multiply
    43,206.20x = 64,809.30 × 34,458.20
  4. Step 4: Simplify right side
    43,206.20x = 2,233,211,821.26
  5. Step 5: Solve for x
    x = 2,233,211,821.26/43,206.20
  6. Step 6: Final answer
    x = 51,687.30

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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.