Home / 75,743.22-104,525.76-43,930.62

Finding the Fourth Proportional to 75,743.22, 104,525.76 and 43,930.62

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Solution

The fourth proportional to 75,743.22, 104,525.76 and 43,930.62 is: 60,624.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,743.22 : 104,525.76 = 43,930.62 : x
  2. Step 2: Convert to fraction form
    75,743.22/104,525.76 = 43,930.62/x
  3. Step 3: Cross multiply
    75,743.22x = 104,525.76 × 43,930.62
  4. Step 4: Simplify right side
    75,743.22x = 4,591,881,442.77
  5. Step 5: Solve for x
    x = 4,591,881,442.77/75,743.22
  6. Step 6: Final answer
    x = 60,624.32

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1.5x scale

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.