Home / 75,730.20-104,503.41-41,738.59

Finding the Fourth Proportional to 75,730.20, 104,503.41 and 41,738.59

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Solution

The fourth proportional to 75,730.20, 104,503.41 and 41,738.59 is: 57,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,730.20 : 104,503.41 = 41,738.59 : x
  2. Step 2: Convert to fraction form
    75,730.20/104,503.41 = 41,738.59/x
  3. Step 3: Cross multiply
    75,730.20x = 104,503.41 × 41,738.59
  4. Step 4: Simplify right side
    75,730.20x = 4,361,824,461.07
  5. Step 5: Solve for x
    x = 4,361,824,461.07/75,730.20
  6. Step 6: Final answer
    x = 57,596.90

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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.