Home / 63,457.38-87,571.78-35,163.68

Finding the Fourth Proportional to 63,457.38, 87,571.78 and 35,163.68

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Solution

The fourth proportional to 63,457.38, 87,571.78 and 35,163.68 is: 48,526.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,457.38 : 87,571.78 = 35,163.68 : x
  2. Step 2: Convert to fraction form
    63,457.38/87,571.78 = 35,163.68/x
  3. Step 3: Cross multiply
    63,457.38x = 87,571.78 × 35,163.68
  4. Step 4: Simplify right side
    63,457.38x = 3,079,346,048.95
  5. Step 5: Solve for x
    x = 3,079,346,048.95/63,457.38
  6. Step 6: Final answer
    x = 48,526.21

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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.