Home / 211,649.92-292,067.52-116,156.80

Finding the Fourth Proportional to 211,649.92, 292,067.52 and 116,156.80

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Solution

The fourth proportional to 211,649.92, 292,067.52 and 116,156.80 is: 160,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,649.92 : 292,067.52 = 116,156.80 : x
  2. Step 2: Convert to fraction form
    211,649.92/292,067.52 = 116,156.80/x
  3. Step 3: Cross multiply
    211,649.92x = 292,067.52 × 116,156.80
  4. Step 4: Simplify right side
    211,649.92x = 33,925,628,507.14
  5. Step 5: Solve for x
    x = 33,925,628,507.14/211,649.92
  6. Step 6: Final answer
    x = 160,291.24

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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.