Home / 211,733.44-292,194.72-121,088

Finding the Fourth Proportional to 211,733.44, 292,194.72 and 121,088

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Solution

The fourth proportional to 211,733.44, 292,194.72 and 121,088 is: 167,102.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,733.44 : 292,194.72 = 121,088 : x
  2. Step 2: Convert to fraction form
    211,733.44/292,194.72 = 121,088/x
  3. Step 3: Cross multiply
    211,733.44x = 292,194.72 × 121,088
  4. Step 4: Simplify right side
    211,733.44x = 35,381,274,255.36
  5. Step 5: Solve for x
    x = 35,381,274,255.36/211,733.44
  6. Step 6: Final answer
    x = 167,102.91

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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.