Home / 48,136.75-66,291.87-47,106.43

Finding the Fourth Proportional to 48,136.75, 66,291.87 and 47,106.43

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Solution

The fourth proportional to 48,136.75, 66,291.87 and 47,106.43 is: 64,872.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,136.75 : 66,291.87 = 47,106.43 : x
  2. Step 2: Convert to fraction form
    48,136.75/66,291.87 = 47,106.43/x
  3. Step 3: Cross multiply
    48,136.75x = 66,291.87 × 47,106.43
  4. Step 4: Simplify right side
    48,136.75x = 3,122,773,333.72
  5. Step 5: Solve for x
    x = 3,122,773,333.72/48,136.75
  6. Step 6: Final answer
    x = 64,872.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.