Home / 211,367.88-291,718.83-133,850.59

Finding the Fourth Proportional to 211,367.88, 291,718.83 and 133,850.59

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Solution

The fourth proportional to 211,367.88, 291,718.83 and 133,850.59 is: 184,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,367.88 : 291,718.83 = 133,850.59 : x
  2. Step 2: Convert to fraction form
    211,367.88/291,718.83 = 133,850.59/x
  3. Step 3: Cross multiply
    211,367.88x = 291,718.83 × 133,850.59
  4. Step 4: Simplify right side
    211,367.88x = 39,046,737,904.28
  5. Step 5: Solve for x
    x = 39,046,737,904.28/211,367.88
  6. Step 6: Final answer
    x = 184,733.55

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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.