Home / 110,491.02-165,736.26-31,605.12

Finding the Fourth Proportional to 110,491.02, 165,736.26 and 31,605.12

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Solution

The fourth proportional to 110,491.02, 165,736.26 and 31,605.12 is: 47,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,491.02 : 165,736.26 = 31,605.12 : x
  2. Step 2: Convert to fraction form
    110,491.02/165,736.26 = 31,605.12/x
  3. Step 3: Cross multiply
    110,491.02x = 165,736.26 × 31,605.12
  4. Step 4: Simplify right side
    110,491.02x = 5,238,114,385.65
  5. Step 5: Solve for x
    x = 5,238,114,385.65/110,491.02
  6. Step 6: Final answer
    x = 47,407.60

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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.