Home / 211,649.80-292,067.58-116,158.12

Finding the Fourth Proportional to 211,649.80, 292,067.58 and 116,158.12

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Solution

The fourth proportional to 211,649.80, 292,067.58 and 116,158.12 is: 160,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,649.80 : 292,067.58 = 116,158.12 : x
  2. Step 2: Convert to fraction form
    211,649.80/292,067.58 = 116,158.12/x
  3. Step 3: Cross multiply
    211,649.80x = 292,067.58 × 116,158.12
  4. Step 4: Simplify right side
    211,649.80x = 33,926,021,005.75
  5. Step 5: Solve for x
    x = 33,926,021,005.75/211,649.80
  6. Step 6: Final answer
    x = 160,293.19

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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.