Home / 210,717.48-316,067.76-116,135.16

Finding the Fourth Proportional to 210,717.48, 316,067.76 and 116,135.16

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Solution

The fourth proportional to 210,717.48, 316,067.76 and 116,135.16 is: 174,198.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,717.48 : 316,067.76 = 116,135.16 : x
  2. Step 2: Convert to fraction form
    210,717.48/316,067.76 = 116,135.16/x
  3. Step 3: Cross multiply
    210,717.48x = 316,067.76 × 116,135.16
  4. Step 4: Simplify right side
    210,717.48x = 36,706,579,878.44
  5. Step 5: Solve for x
    x = 36,706,579,878.44/210,717.48
  6. Step 6: Final answer
    x = 174,198.08

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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.