Home / 205,761.02-283,994.62-125,214.50

Finding the Fourth Proportional to 205,761.02, 283,994.62 and 125,214.50

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Solution

The fourth proportional to 205,761.02, 283,994.62 and 125,214.50 is: 172,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,761.02 : 283,994.62 = 125,214.50 : x
  2. Step 2: Convert to fraction form
    205,761.02/283,994.62 = 125,214.50/x
  3. Step 3: Cross multiply
    205,761.02x = 283,994.62 × 125,214.50
  4. Step 4: Simplify right side
    205,761.02x = 35,560,242,299.94
  5. Step 5: Solve for x
    x = 35,560,242,299.94/205,761.02
  6. Step 6: Final answer
    x = 172,823.03

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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.