Home / 214,736.51-322,022.68-70,608.76

Finding the Fourth Proportional to 214,736.51, 322,022.68 and 70,608.76

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Solution

The fourth proportional to 214,736.51, 322,022.68 and 70,608.76 is: 105,886.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,736.51 : 322,022.68 = 70,608.76 : x
  2. Step 2: Convert to fraction form
    214,736.51/322,022.68 = 70,608.76/x
  3. Step 3: Cross multiply
    214,736.51x = 322,022.68 × 70,608.76
  4. Step 4: Simplify right side
    214,736.51x = 22,737,621,145.10
  5. Step 5: Solve for x
    x = 22,737,621,145.10/214,736.51
  6. Step 6: Final answer
    x = 105,886.14

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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.