Home / 211,764.48-292,238.40-116,280

Finding the Fourth Proportional to 211,764.48, 292,238.40 and 116,280

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Solution

The fourth proportional to 211,764.48, 292,238.40 and 116,280 is: 160,468.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,764.48 : 292,238.40 = 116,280 : x
  2. Step 2: Convert to fraction form
    211,764.48/292,238.40 = 116,280/x
  3. Step 3: Cross multiply
    211,764.48x = 292,238.40 × 116,280
  4. Step 4: Simplify right side
    211,764.48x = 33,981,481,152.00
  5. Step 5: Solve for x
    x = 33,981,481,152.00/211,764.48
  6. Step 6: Final answer
    x = 160,468.28

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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.