Home / 211,634.48-292,054.76-116,142.80

Finding the Fourth Proportional to 211,634.48, 292,054.76 and 116,142.80

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Solution

The fourth proportional to 211,634.48, 292,054.76 and 116,142.80 is: 160,276.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,634.48 : 292,054.76 = 116,142.80 : x
  2. Step 2: Convert to fraction form
    211,634.48/292,054.76 = 116,142.80/x
  3. Step 3: Cross multiply
    211,634.48x = 292,054.76 × 116,142.80
  4. Step 4: Simplify right side
    211,634.48x = 33,920,057,579.73
  5. Step 5: Solve for x
    x = 33,920,057,579.73/211,634.48
  6. Step 6: Final answer
    x = 160,276.61

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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.