Home / 220,174.46-303,847.91-124,679.10

Finding the Fourth Proportional to 220,174.46, 303,847.91 and 124,679.10

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Solution

The fourth proportional to 220,174.46, 303,847.91 and 124,679.10 is: 172,061.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,174.46 : 303,847.91 = 124,679.10 : x
  2. Step 2: Convert to fraction form
    220,174.46/303,847.91 = 124,679.10/x
  3. Step 3: Cross multiply
    220,174.46x = 303,847.91 × 124,679.10
  4. Step 4: Simplify right side
    220,174.46x = 37,883,483,955.68
  5. Step 5: Solve for x
    x = 37,883,483,955.68/220,174.46
  6. Step 6: Final answer
    x = 172,061.21

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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.