Home / 107,219.20-160,828.80-33,337.60

Finding the Fourth Proportional to 107,219.20, 160,828.80 and 33,337.60

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Solution

The fourth proportional to 107,219.20, 160,828.80 and 33,337.60 is: 50,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,219.20 : 160,828.80 = 33,337.60 : x
  2. Step 2: Convert to fraction form
    107,219.20/160,828.80 = 33,337.60/x
  3. Step 3: Cross multiply
    107,219.20x = 160,828.80 × 33,337.60
  4. Step 4: Simplify right side
    107,219.20x = 5,361,646,202.88
  5. Step 5: Solve for x
    x = 5,361,646,202.88/107,219.20
  6. Step 6: Final answer
    x = 50,006.40

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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.