Home / 141,298.14-211,759.59-103,682.16

Finding the Fourth Proportional to 141,298.14, 211,759.59 and 103,682.16

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Solution

The fourth proportional to 141,298.14, 211,759.59 and 103,682.16 is: 155,385.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,298.14 : 211,759.59 = 103,682.16 : x
  2. Step 2: Convert to fraction form
    141,298.14/211,759.59 = 103,682.16/x
  3. Step 3: Cross multiply
    141,298.14x = 211,759.59 × 103,682.16
  4. Step 4: Simplify right side
    141,298.14x = 21,955,691,691.91
  5. Step 5: Solve for x
    x = 21,955,691,691.91/141,298.14
  6. Step 6: Final answer
    x = 155,385.57

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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.