Home / 65,822.22-90,834.89-35,607.67

Finding the Fourth Proportional to 65,822.22, 90,834.89 and 35,607.67

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Solution

The fourth proportional to 65,822.22, 90,834.89 and 35,607.67 is: 49,138.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,822.22 : 90,834.89 = 35,607.67 : x
  2. Step 2: Convert to fraction form
    65,822.22/90,834.89 = 35,607.67/x
  3. Step 3: Cross multiply
    65,822.22x = 90,834.89 × 35,607.67
  4. Step 4: Simplify right side
    65,822.22x = 3,234,418,382.48
  5. Step 5: Solve for x
    x = 3,234,418,382.48/65,822.22
  6. Step 6: Final answer
    x = 49,138.70

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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.