Home / 65,822.39-90,834.48-35,607.59

Finding the Fourth Proportional to 65,822.39, 90,834.48 and 35,607.59

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Solution

The fourth proportional to 65,822.39, 90,834.48 and 35,607.59 is: 49,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,822.39 : 90,834.48 = 35,607.59 : x
  2. Step 2: Convert to fraction form
    65,822.39/90,834.48 = 35,607.59/x
  3. Step 3: Cross multiply
    65,822.39x = 90,834.48 × 35,607.59
  4. Step 4: Simplify right side
    65,822.39x = 3,234,396,467.53
  5. Step 5: Solve for x
    x = 3,234,396,467.53/65,822.39
  6. Step 6: Final answer
    x = 49,138.24

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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.