Home / 211,053.33-291,251.39-114,255.02

Finding the Fourth Proportional to 211,053.33, 291,251.39 and 114,255.02

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Solution

The fourth proportional to 211,053.33, 291,251.39 and 114,255.02 is: 157,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,053.33 : 291,251.39 = 114,255.02 : x
  2. Step 2: Convert to fraction form
    211,053.33/291,251.39 = 114,255.02/x
  3. Step 3: Cross multiply
    211,053.33x = 291,251.39 × 114,255.02
  4. Step 4: Simplify right side
    211,053.33x = 33,276,931,361.95
  5. Step 5: Solve for x
    x = 33,276,931,361.95/211,053.33
  6. Step 6: Final answer
    x = 157,670.72

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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.