Home / 109,004.33-163,552.97-42,491.28

Finding the Fourth Proportional to 109,004.33, 163,552.97 and 42,491.28

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Solution

The fourth proportional to 109,004.33, 163,552.97 and 42,491.28 is: 63,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,004.33 : 163,552.97 = 42,491.28 : x
  2. Step 2: Convert to fraction form
    109,004.33/163,552.97 = 42,491.28/x
  3. Step 3: Cross multiply
    109,004.33x = 163,552.97 × 42,491.28
  4. Step 4: Simplify right side
    109,004.33x = 6,949,575,762.65
  5. Step 5: Solve for x
    x = 6,949,575,762.65/109,004.33
  6. Step 6: Final answer
    x = 63,755.04

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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.