Home / 119,933.02-165,514.05-66,217.87

Finding the Fourth Proportional to 119,933.02, 165,514.05 and 66,217.87

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Solution

The fourth proportional to 119,933.02, 165,514.05 and 66,217.87 is: 91,384.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,933.02 : 165,514.05 = 66,217.87 : x
  2. Step 2: Convert to fraction form
    119,933.02/165,514.05 = 66,217.87/x
  3. Step 3: Cross multiply
    119,933.02x = 165,514.05 × 66,217.87
  4. Step 4: Simplify right side
    119,933.02x = 10,959,987,846.07
  5. Step 5: Solve for x
    x = 10,959,987,846.07/119,933.02
  6. Step 6: Final answer
    x = 91,384.24

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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.