Home / 97,743.20-146,600.40-27,629.60

Finding the Fourth Proportional to 97,743.20, 146,600.40 and 27,629.60

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Solution

The fourth proportional to 97,743.20, 146,600.40 and 27,629.60 is: 41,440.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,743.20 : 146,600.40 = 27,629.60 : x
  2. Step 2: Convert to fraction form
    97,743.20/146,600.40 = 27,629.60/x
  3. Step 3: Cross multiply
    97,743.20x = 146,600.40 × 27,629.60
  4. Step 4: Simplify right side
    97,743.20x = 4,050,510,411.84
  5. Step 5: Solve for x
    x = 4,050,510,411.84/97,743.20
  6. Step 6: Final answer
    x = 41,440.33

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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.