Home / 188,844.28-283,168.80-55,707.56

Finding the Fourth Proportional to 188,844.28, 283,168.80 and 55,707.56

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Solution

The fourth proportional to 188,844.28, 283,168.80 and 55,707.56 is: 83,532.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,844.28 : 283,168.80 = 55,707.56 : x
  2. Step 2: Convert to fraction form
    188,844.28/283,168.80 = 55,707.56/x
  3. Step 3: Cross multiply
    188,844.28x = 283,168.80 × 55,707.56
  4. Step 4: Simplify right side
    188,844.28x = 15,774,642,916.13
  5. Step 5: Solve for x
    x = 15,774,642,916.13/188,844.28
  6. Step 6: Final answer
    x = 83,532.54

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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.