Home / 188,913.33-260,702.15-104,031

Finding the Fourth Proportional to 188,913.33, 260,702.15 and 104,031

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Solution

The fourth proportional to 188,913.33, 260,702.15 and 104,031 is: 143,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,913.33 : 260,702.15 = 104,031 : x
  2. Step 2: Convert to fraction form
    188,913.33/260,702.15 = 104,031/x
  3. Step 3: Cross multiply
    188,913.33x = 260,702.15 × 104,031
  4. Step 4: Simplify right side
    188,913.33x = 27,121,104,846.50
  5. Step 5: Solve for x
    x = 27,121,104,846.50/188,913.33
  6. Step 6: Final answer
    x = 143,563.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.