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Finding the Fourth Proportional to 350,110.60, 525,165.90 and 97,390.60

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Solution

The fourth proportional to 350,110.60, 525,165.90 and 97,390.60 is: 146,085.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,110.60 : 525,165.90 = 97,390.60 : x
  2. Step 2: Convert to fraction form
    350,110.60/525,165.90 = 97,390.60/x
  3. Step 3: Cross multiply
    350,110.60x = 525,165.90 × 97,390.60
  4. Step 4: Simplify right side
    350,110.60x = 51,146,222,100.54
  5. Step 5: Solve for x
    x = 51,146,222,100.54/350,110.60
  6. Step 6: Final answer
    x = 146,085.90

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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.