Home / 218,944.05-302,280.69-167,862.06

Finding the Fourth Proportional to 218,944.05, 302,280.69 and 167,862.06

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Solution

The fourth proportional to 218,944.05, 302,280.69 and 167,862.06 is: 231,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,944.05 : 302,280.69 = 167,862.06 : x
  2. Step 2: Convert to fraction form
    218,944.05/302,280.69 = 167,862.06/x
  3. Step 3: Cross multiply
    218,944.05x = 302,280.69 × 167,862.06
  4. Step 4: Simplify right side
    218,944.05x = 50,741,459,321.62
  5. Step 5: Solve for x
    x = 50,741,459,321.62/218,944.05
  6. Step 6: Final answer
    x = 231,755.37

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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.