Home / 146,764.90-220,136.28-46,935.64

Finding the Fourth Proportional to 146,764.90, 220,136.28 and 46,935.64

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Solution

The fourth proportional to 146,764.90, 220,136.28 and 46,935.64 is: 70,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,764.90 : 220,136.28 = 46,935.64 : x
  2. Step 2: Convert to fraction form
    146,764.90/220,136.28 = 46,935.64/x
  3. Step 3: Cross multiply
    146,764.90x = 220,136.28 × 46,935.64
  4. Step 4: Simplify right side
    146,764.90x = 10,332,237,189.02
  5. Step 5: Solve for x
    x = 10,332,237,189.02/146,764.90
  6. Step 6: Final answer
    x = 70,399.92

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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.