Home / 211,623.48-292,039.52-116,131.76

Finding the Fourth Proportional to 211,623.48, 292,039.52 and 116,131.76

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Solution

The fourth proportional to 211,623.48, 292,039.52 and 116,131.76 is: 160,261.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,623.48 : 292,039.52 = 116,131.76 : x
  2. Step 2: Convert to fraction form
    211,623.48/292,039.52 = 116,131.76/x
  3. Step 3: Cross multiply
    211,623.48x = 292,039.52 × 116,131.76
  4. Step 4: Simplify right side
    211,623.48x = 33,915,063,447.16
  5. Step 5: Solve for x
    x = 33,915,063,447.16/211,623.48
  6. Step 6: Final answer
    x = 160,261.34

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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.