Home / 74,918.76-112,338.20-32,749.48

Finding the Fourth Proportional to 74,918.76, 112,338.20 and 32,749.48

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Solution

The fourth proportional to 74,918.76, 112,338.20 and 32,749.48 is: 49,106.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,918.76 : 112,338.20 = 32,749.48 : x
  2. Step 2: Convert to fraction form
    74,918.76/112,338.20 = 32,749.48/x
  3. Step 3: Cross multiply
    74,918.76x = 112,338.20 × 32,749.48
  4. Step 4: Simplify right side
    74,918.76x = 3,679,017,634.14
  5. Step 5: Solve for x
    x = 3,679,017,634.14/74,918.76
  6. Step 6: Final answer
    x = 49,106.76

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1.5x scale

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.