Home / 126,467.50-189,794.70-59,907.90

Finding the Fourth Proportional to 126,467.50, 189,794.70 and 59,907.90

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Solution

The fourth proportional to 126,467.50, 189,794.70 and 59,907.90 is: 89,906.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,467.50 : 189,794.70 = 59,907.90 : x
  2. Step 2: Convert to fraction form
    126,467.50/189,794.70 = 59,907.90/x
  3. Step 3: Cross multiply
    126,467.50x = 189,794.70 × 59,907.90
  4. Step 4: Simplify right side
    126,467.50x = 11,370,201,908.13
  5. Step 5: Solve for x
    x = 11,370,201,908.13/126,467.50
  6. Step 6: Final answer
    x = 89,906.12

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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.