Home / 234,513.56-351,736.32-76,748.24

Finding the Fourth Proportional to 234,513.56, 351,736.32 and 76,748.24

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Solution

The fourth proportional to 234,513.56, 351,736.32 and 76,748.24 is: 115,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,513.56 : 351,736.32 = 76,748.24 : x
  2. Step 2: Convert to fraction form
    234,513.56/351,736.32 = 76,748.24/x
  3. Step 3: Cross multiply
    234,513.56x = 351,736.32 × 76,748.24
  4. Step 4: Simplify right side
    234,513.56x = 26,995,143,504.08
  5. Step 5: Solve for x
    x = 26,995,143,504.08/234,513.56
  6. Step 6: Final answer
    x = 115,111.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.