Home / 144,454.23-199,356.03-80,792.46

Finding the Fourth Proportional to 144,454.23, 199,356.03 and 80,792.46

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Solution

The fourth proportional to 144,454.23, 199,356.03 and 80,792.46 is: 111,498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,454.23 : 199,356.03 = 80,792.46 : x
  2. Step 2: Convert to fraction form
    144,454.23/199,356.03 = 80,792.46/x
  3. Step 3: Cross multiply
    144,454.23x = 199,356.03 × 80,792.46
  4. Step 4: Simplify right side
    144,454.23x = 16,106,464,079.53
  5. Step 5: Solve for x
    x = 16,106,464,079.53/144,454.23
  6. Step 6: Final answer
    x = 111,498.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.