Home / 83,363.02-125,043.99-21,033.58

Finding the Fourth Proportional to 83,363.02, 125,043.99 and 21,033.58

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Solution

The fourth proportional to 83,363.02, 125,043.99 and 21,033.58 is: 31,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,363.02 : 125,043.99 = 21,033.58 : x
  2. Step 2: Convert to fraction form
    83,363.02/125,043.99 = 21,033.58/x
  3. Step 3: Cross multiply
    83,363.02x = 125,043.99 × 21,033.58
  4. Step 4: Simplify right side
    83,363.02x = 2,630,122,767.18
  5. Step 5: Solve for x
    x = 2,630,122,767.18/83,363.02
  6. Step 6: Final answer
    x = 31,550.23

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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.