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Finding the Fourth Proportional to 350,071.26, 525,200.34 and 125,454.41

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Solution

The fourth proportional to 350,071.26, 525,200.34 and 125,454.41 is: 188,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,071.26 : 525,200.34 = 125,454.41 : x
  2. Step 2: Convert to fraction form
    350,071.26/525,200.34 = 125,454.41/x
  3. Step 3: Cross multiply
    350,071.26x = 525,200.34 × 125,454.41
  4. Step 4: Simplify right side
    350,071.26x = 65,888,696,160.50
  5. Step 5: Solve for x
    x = 65,888,696,160.50/350,071.26
  6. Step 6: Final answer
    x = 188,215.10

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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.