Home / 213,029.28-293,989.30-117,542.16

Finding the Fourth Proportional to 213,029.28, 293,989.30 and 117,542.16

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Solution

The fourth proportional to 213,029.28, 293,989.30 and 117,542.16 is: 162,213.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,029.28 : 293,989.30 = 117,542.16 : x
  2. Step 2: Convert to fraction form
    213,029.28/293,989.30 = 117,542.16/x
  3. Step 3: Cross multiply
    213,029.28x = 293,989.30 × 117,542.16
  4. Step 4: Simplify right side
    213,029.28x = 34,556,137,045.03
  5. Step 5: Solve for x
    x = 34,556,137,045.03/213,029.28
  6. Step 6: Final answer
    x = 162,213.09

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1.5x scale

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.