Home / 43,180.80-64,694.40-35,347.20

Finding the Fourth Proportional to 43,180.80, 64,694.40 and 35,347.20

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Solution

The fourth proportional to 43,180.80, 64,694.40 and 35,347.20 is: 52,957.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,180.80 : 64,694.40 = 35,347.20 : x
  2. Step 2: Convert to fraction form
    43,180.80/64,694.40 = 35,347.20/x
  3. Step 3: Cross multiply
    43,180.80x = 64,694.40 × 35,347.20
  4. Step 4: Simplify right side
    43,180.80x = 2,286,765,895.68
  5. Step 5: Solve for x
    x = 2,286,765,895.68/43,180.80
  6. Step 6: Final answer
    x = 52,957.93

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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.