Home / 141,486.04-195,278.48-81,097.16

Finding the Fourth Proportional to 141,486.04, 195,278.48 and 81,097.16

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Solution

The fourth proportional to 141,486.04, 195,278.48 and 81,097.16 is: 111,929.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,486.04 : 195,278.48 = 81,097.16 : x
  2. Step 2: Convert to fraction form
    141,486.04/195,278.48 = 81,097.16/x
  3. Step 3: Cross multiply
    141,486.04x = 195,278.48 × 81,097.16
  4. Step 4: Simplify right side
    141,486.04x = 15,836,530,137.12
  5. Step 5: Solve for x
    x = 15,836,530,137.12/141,486.04
  6. Step 6: Final answer
    x = 111,929.98

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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.