Home / 205,799.23-308,704.26-56,042.58

Finding the Fourth Proportional to 205,799.23, 308,704.26 and 56,042.58

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Solution

The fourth proportional to 205,799.23, 308,704.26 and 56,042.58 is: 84,065.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,799.23 : 308,704.26 = 56,042.58 : x
  2. Step 2: Convert to fraction form
    205,799.23/308,704.26 = 56,042.58/x
  3. Step 3: Cross multiply
    205,799.23x = 308,704.26 × 56,042.58
  4. Step 4: Simplify right side
    205,799.23x = 17,300,584,555.19
  5. Step 5: Solve for x
    x = 17,300,584,555.19/205,799.23
  6. Step 6: Final answer
    x = 84,065.35

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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.