Home / 65,847.48-90,868.83-35,632.14

Finding the Fourth Proportional to 65,847.48, 90,868.83 and 35,632.14

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Solution

The fourth proportional to 65,847.48, 90,868.83 and 35,632.14 is: 49,171.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,847.48 : 90,868.83 = 35,632.14 : x
  2. Step 2: Convert to fraction form
    65,847.48/90,868.83 = 35,632.14/x
  3. Step 3: Cross multiply
    65,847.48x = 90,868.83 × 35,632.14
  4. Step 4: Simplify right side
    65,847.48x = 3,237,850,872.20
  5. Step 5: Solve for x
    x = 3,237,850,872.20/65,847.48
  6. Step 6: Final answer
    x = 49,171.98

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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.