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Finding the Fourth Proportional to 350,025.92, 525,147.83 and 125,388.29

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Solution

The fourth proportional to 350,025.92, 525,147.83 and 125,388.29 is: 188,121.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,025.92 : 525,147.83 = 125,388.29 : x
  2. Step 2: Convert to fraction form
    350,025.92/525,147.83 = 125,388.29/x
  3. Step 3: Cross multiply
    350,025.92x = 525,147.83 × 125,388.29
  4. Step 4: Simplify right side
    350,025.92x = 65,847,386,088.64
  5. Step 5: Solve for x
    x = 65,847,386,088.64/350,025.92
  6. Step 6: Final answer
    x = 188,121.46

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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.