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Finding the Fourth Proportional to 350,025.17, 525,146.71 and 125,387.54

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Solution

The fourth proportional to 350,025.17, 525,146.71 and 125,387.54 is: 188,120.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,025.17 : 525,146.71 = 125,387.54 : x
  2. Step 2: Convert to fraction form
    350,025.17/525,146.71 = 125,387.54/x
  3. Step 3: Cross multiply
    350,025.17x = 525,146.71 × 125,387.54
  4. Step 4: Simplify right side
    350,025.17x = 65,846,851,166.79
  5. Step 5: Solve for x
    x = 65,846,851,166.79/350,025.17
  6. Step 6: Final answer
    x = 188,120.33

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1.5x scale

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.