Home / 141,127.83-211,790.97-66,250.42

Finding the Fourth Proportional to 141,127.83, 211,790.97 and 66,250.42

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Solution

The fourth proportional to 141,127.83, 211,790.97 and 66,250.42 is: 99,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,127.83 : 211,790.97 = 66,250.42 : x
  2. Step 2: Convert to fraction form
    141,127.83/211,790.97 = 66,250.42/x
  3. Step 3: Cross multiply
    141,127.83x = 211,790.97 × 66,250.42
  4. Step 4: Simplify right side
    141,127.83x = 14,031,240,185.23
  5. Step 5: Solve for x
    x = 14,031,240,185.23/141,127.83
  6. Step 6: Final answer
    x = 99,422.21

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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.