Home / 48,670.56-67,172.40-45,668.52

Finding the Fourth Proportional to 48,670.56, 67,172.40 and 45,668.52

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Solution

The fourth proportional to 48,670.56, 67,172.40 and 45,668.52 is: 63,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,670.56 : 67,172.40 = 45,668.52 : x
  2. Step 2: Convert to fraction form
    48,670.56/67,172.40 = 45,668.52/x
  3. Step 3: Cross multiply
    48,670.56x = 67,172.40 × 45,668.52
  4. Step 4: Simplify right side
    48,670.56x = 3,067,664,092.85
  5. Step 5: Solve for x
    x = 3,067,664,092.85/48,670.56
  6. Step 6: Final answer
    x = 63,029.15

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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.