Home / 146,844.20-220,533.60-87,795.20

Finding the Fourth Proportional to 146,844.20, 220,533.60 and 87,795.20

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Solution

The fourth proportional to 146,844.20, 220,533.60 and 87,795.20 is: 131,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,844.20 : 220,533.60 = 87,795.20 : x
  2. Step 2: Convert to fraction form
    146,844.20/220,533.60 = 87,795.20/x
  3. Step 3: Cross multiply
    146,844.20x = 220,533.60 × 87,795.20
  4. Step 4: Simplify right side
    146,844.20x = 19,361,791,518.72
  5. Step 5: Solve for x
    x = 19,361,791,518.72/146,844.20
  6. Step 6: Final answer
    x = 131,852.61

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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.