Home / 65,910.73-90,956.30-35,695.35

Finding the Fourth Proportional to 65,910.73, 90,956.30 and 35,695.35

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Solution

The fourth proportional to 65,910.73, 90,956.30 and 35,695.35 is: 49,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,910.73 : 90,956.30 = 35,695.35 : x
  2. Step 2: Convert to fraction form
    65,910.73/90,956.30 = 35,695.35/x
  3. Step 3: Cross multiply
    65,910.73x = 90,956.30 × 35,695.35
  4. Step 4: Simplify right side
    65,910.73x = 3,246,716,963.21
  5. Step 5: Solve for x
    x = 3,246,716,963.21/65,910.73
  6. Step 6: Final answer
    x = 49,259.31

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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.