Home / 188,812.01-283,218.75-76,494.35

Finding the Fourth Proportional to 188,812.01, 283,218.75 and 76,494.35

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Solution

The fourth proportional to 188,812.01, 283,218.75 and 76,494.35 is: 114,741.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,812.01 : 283,218.75 = 76,494.35 : x
  2. Step 2: Convert to fraction form
    188,812.01/283,218.75 = 76,494.35/x
  3. Step 3: Cross multiply
    188,812.01x = 283,218.75 × 76,494.35
  4. Step 4: Simplify right side
    188,812.01x = 21,664,632,772.97
  5. Step 5: Solve for x
    x = 21,664,632,772.97/188,812.01
  6. Step 6: Final answer
    x = 114,741.82

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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.