Home / 146,795.72-220,228.04-45,588.60

Finding the Fourth Proportional to 146,795.72, 220,228.04 and 45,588.60

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Solution

The fourth proportional to 146,795.72, 220,228.04 and 45,588.60 is: 68,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,795.72 : 220,228.04 = 45,588.60 : x
  2. Step 2: Convert to fraction form
    146,795.72/220,228.04 = 45,588.60/x
  3. Step 3: Cross multiply
    146,795.72x = 220,228.04 × 45,588.60
  4. Step 4: Simplify right side
    146,795.72x = 10,039,888,138.32
  5. Step 5: Solve for x
    x = 10,039,888,138.32/146,795.72
  6. Step 6: Final answer
    x = 68,393.60

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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.