Home / 141,286.14-211,646.07-85,094.82

Finding the Fourth Proportional to 141,286.14, 211,646.07 and 85,094.82

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Solution

The fourth proportional to 141,286.14, 211,646.07 and 85,094.82 is: 127,471.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,286.14 : 211,646.07 = 85,094.82 : x
  2. Step 2: Convert to fraction form
    141,286.14/211,646.07 = 85,094.82/x
  3. Step 3: Cross multiply
    141,286.14x = 211,646.07 × 85,094.82
  4. Step 4: Simplify right side
    141,286.14x = 18,009,984,230.36
  5. Step 5: Solve for x
    x = 18,009,984,230.36/141,286.14
  6. Step 6: Final answer
    x = 127,471.70

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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.