Home / 43,170.24-64,729.44-29,277.12

Finding the Fourth Proportional to 43,170.24, 64,729.44 and 29,277.12

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Solution

The fourth proportional to 43,170.24, 64,729.44 and 29,277.12 is: 43,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,170.24 : 64,729.44 = 29,277.12 : x
  2. Step 2: Convert to fraction form
    43,170.24/64,729.44 = 29,277.12/x
  3. Step 3: Cross multiply
    43,170.24x = 64,729.44 × 29,277.12
  4. Step 4: Simplify right side
    43,170.24x = 1,895,091,582.41
  5. Step 5: Solve for x
    x = 1,895,091,582.41/43,170.24
  6. Step 6: Final answer
    x = 43,898.10

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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.