Home / 188,849.31-260,529.27-124,235.41

Finding the Fourth Proportional to 188,849.31, 260,529.27 and 124,235.41

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Solution

The fourth proportional to 188,849.31, 260,529.27 and 124,235.41 is: 171,390.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,849.31 : 260,529.27 = 124,235.41 : x
  2. Step 2: Convert to fraction form
    188,849.31/260,529.27 = 124,235.41/x
  3. Step 3: Cross multiply
    188,849.31x = 260,529.27 × 124,235.41
  4. Step 4: Simplify right side
    188,849.31x = 32,366,960,675.45
  5. Step 5: Solve for x
    x = 32,366,960,675.45/188,849.31
  6. Step 6: Final answer
    x = 171,390.41

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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.