Home / 146,738.33-220,078.63-46,871.60

Finding the Fourth Proportional to 146,738.33, 220,078.63 and 46,871.60

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Solution

The fourth proportional to 146,738.33, 220,078.63 and 46,871.60 is: 70,298.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,738.33 : 220,078.63 = 46,871.60 : x
  2. Step 2: Convert to fraction form
    146,738.33/220,078.63 = 46,871.60/x
  3. Step 3: Cross multiply
    146,738.33x = 220,078.63 × 46,871.60
  4. Step 4: Simplify right side
    146,738.33x = 10,315,437,946.93
  5. Step 5: Solve for x
    x = 10,315,437,946.93/146,738.33
  6. Step 6: Final answer
    x = 70,298.19

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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.