Home / 211,252.75-316,898.66-69,098.83

Finding the Fourth Proportional to 211,252.75, 316,898.66 and 69,098.83

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Solution

The fourth proportional to 211,252.75, 316,898.66 and 69,098.83 is: 103,654.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,252.75 : 316,898.66 = 69,098.83 : x
  2. Step 2: Convert to fraction form
    211,252.75/316,898.66 = 69,098.83/x
  3. Step 3: Cross multiply
    211,252.75x = 316,898.66 × 69,098.83
  4. Step 4: Simplify right side
    211,252.75x = 21,897,326,634.57
  5. Step 5: Solve for x
    x = 21,897,326,634.57/211,252.75
  6. Step 6: Final answer
    x = 103,654.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.