Home / 188,775.36-283,031.82-83,536.92

Finding the Fourth Proportional to 188,775.36, 283,031.82 and 83,536.92

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Solution

The fourth proportional to 188,775.36, 283,031.82 and 83,536.92 is: 125,247.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,775.36 : 283,031.82 = 83,536.92 : x
  2. Step 2: Convert to fraction form
    188,775.36/283,031.82 = 83,536.92/x
  3. Step 3: Cross multiply
    188,775.36x = 283,031.82 × 83,536.92
  4. Step 4: Simplify right side
    188,775.36x = 23,643,606,504.79
  5. Step 5: Solve for x
    x = 23,643,606,504.79/188,775.36
  6. Step 6: Final answer
    x = 125,247.31

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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.