Home / 76,764.72-105,935.13-44,939.64

Finding the Fourth Proportional to 76,764.72, 105,935.13 and 44,939.64

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Solution

The fourth proportional to 76,764.72, 105,935.13 and 44,939.64 is: 62,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,764.72 : 105,935.13 = 44,939.64 : x
  2. Step 2: Convert to fraction form
    76,764.72/105,935.13 = 44,939.64/x
  3. Step 3: Cross multiply
    76,764.72x = 105,935.13 × 44,939.64
  4. Step 4: Simplify right side
    76,764.72x = 4,760,686,605.55
  5. Step 5: Solve for x
    x = 4,760,686,605.55/76,764.72
  6. Step 6: Final answer
    x = 62,016.60

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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.