Home / 65,922.39-90,972.99-35,708.04

Finding the Fourth Proportional to 65,922.39, 90,972.99 and 35,708.04

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Solution

The fourth proportional to 65,922.39, 90,972.99 and 35,708.04 is: 49,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,922.39 : 90,972.99 = 35,708.04 : x
  2. Step 2: Convert to fraction form
    65,922.39/90,972.99 = 35,708.04/x
  3. Step 3: Cross multiply
    65,922.39x = 90,972.99 × 35,708.04
  4. Step 4: Simplify right side
    65,922.39x = 3,248,467,165.84
  5. Step 5: Solve for x
    x = 3,248,467,165.84/65,922.39
  6. Step 6: Final answer
    x = 49,277.14

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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.