Home / 141,322.36-211,990.84-36,142.24

Finding the Fourth Proportional to 141,322.36, 211,990.84 and 36,142.24

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Solution

The fourth proportional to 141,322.36, 211,990.84 and 36,142.24 is: 54,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,322.36 : 211,990.84 = 36,142.24 : x
  2. Step 2: Convert to fraction form
    141,322.36/211,990.84 = 36,142.24/x
  3. Step 3: Cross multiply
    141,322.36x = 211,990.84 × 36,142.24
  4. Step 4: Simplify right side
    141,322.36x = 7,661,823,817.08
  5. Step 5: Solve for x
    x = 7,661,823,817.08/141,322.36
  6. Step 6: Final answer
    x = 54,215.23

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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.