Home / 146,884.24-220,340.80-47,019.28

Finding the Fourth Proportional to 146,884.24, 220,340.80 and 47,019.28

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Solution

The fourth proportional to 146,884.24, 220,340.80 and 47,019.28 is: 70,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,884.24 : 220,340.80 = 47,019.28 : x
  2. Step 2: Convert to fraction form
    146,884.24/220,340.80 = 47,019.28/x
  3. Step 3: Cross multiply
    146,884.24x = 220,340.80 × 47,019.28
  4. Step 4: Simplify right side
    146,884.24x = 10,360,265,770.62
  5. Step 5: Solve for x
    x = 10,360,265,770.62/146,884.24
  6. Step 6: Final answer
    x = 70,533.54

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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.