Home / 141,342.84-195,098.57-90,492.53

Finding the Fourth Proportional to 141,342.84, 195,098.57 and 90,492.53

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Solution

The fourth proportional to 141,342.84, 195,098.57 and 90,492.53 is: 124,908.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,342.84 : 195,098.57 = 90,492.53 : x
  2. Step 2: Convert to fraction form
    141,342.84/195,098.57 = 90,492.53/x
  3. Step 3: Cross multiply
    141,342.84x = 195,098.57 × 90,492.53
  4. Step 4: Simplify right side
    141,342.84x = 17,654,963,198.68
  5. Step 5: Solve for x
    x = 17,654,963,198.68/141,342.84
  6. Step 6: Final answer
    x = 124,908.79

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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.