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Finding the Fourth Proportional to 211,694.58, 292,136.76 and 116,195.58

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Solution

The fourth proportional to 211,694.58, 292,136.76 and 116,195.58 is: 160,348.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,694.58 : 292,136.76 = 116,195.58 : x
  2. Step 2: Convert to fraction form
    211,694.58/292,136.76 = 116,195.58/x
  3. Step 3: Cross multiply
    211,694.58x = 292,136.76 × 116,195.58
  4. Step 4: Simplify right side
    211,694.58x = 33,945,000,267.52
  5. Step 5: Solve for x
    x = 33,945,000,267.52/211,694.58
  6. Step 6: Final answer
    x = 160,348.93

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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.