Home / 303,051.41-418,213.91-167,090.21

Finding the Fourth Proportional to 303,051.41, 418,213.91 and 167,090.21

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Solution

The fourth proportional to 303,051.41, 418,213.91 and 167,090.21 is: 230,586.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,051.41 : 418,213.91 = 167,090.21 : x
  2. Step 2: Convert to fraction form
    303,051.41/418,213.91 = 167,090.21/x
  3. Step 3: Cross multiply
    303,051.41x = 418,213.91 × 167,090.21
  4. Step 4: Simplify right side
    303,051.41x = 69,879,449,211.37
  5. Step 5: Solve for x
    x = 69,879,449,211.37/303,051.41
  6. Step 6: Final answer
    x = 230,586.12

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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.