Home / 146,487.42-219,658.43-46,634.60

Finding the Fourth Proportional to 146,487.42, 219,658.43 and 46,634.60

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Solution

The fourth proportional to 146,487.42, 219,658.43 and 46,634.60 is: 69,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,487.42 : 219,658.43 = 46,634.60 : x
  2. Step 2: Convert to fraction form
    146,487.42/219,658.43 = 46,634.60/x
  3. Step 3: Cross multiply
    146,487.42x = 219,658.43 × 46,634.60
  4. Step 4: Simplify right side
    146,487.42x = 10,243,683,685.41
  5. Step 5: Solve for x
    x = 10,243,683,685.41/146,487.42
  6. Step 6: Final answer
    x = 69,928.76

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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.