Home / 211,260.86-316,888.29-51,337.97

Finding the Fourth Proportional to 211,260.86, 316,888.29 and 51,337.97

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Solution

The fourth proportional to 211,260.86, 316,888.29 and 51,337.97 is: 77,006.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,260.86 : 316,888.29 = 51,337.97 : x
  2. Step 2: Convert to fraction form
    211,260.86/316,888.29 = 51,337.97/x
  3. Step 3: Cross multiply
    211,260.86x = 316,888.29 × 51,337.97
  4. Step 4: Simplify right side
    211,260.86x = 16,268,399,940.93
  5. Step 5: Solve for x
    x = 16,268,399,940.93/211,260.86
  6. Step 6: Final answer
    x = 77,006.22

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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.