Home / 77,731.72-107,269.08-44,197.72

Finding the Fourth Proportional to 77,731.72, 107,269.08 and 44,197.72

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Solution

The fourth proportional to 77,731.72, 107,269.08 and 44,197.72 is: 60,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,731.72 : 107,269.08 = 44,197.72 : x
  2. Step 2: Convert to fraction form
    77,731.72/107,269.08 = 44,197.72/x
  3. Step 3: Cross multiply
    77,731.72x = 107,269.08 × 44,197.72
  4. Step 4: Simplify right side
    77,731.72x = 4,741,048,762.50
  5. Step 5: Solve for x
    x = 4,741,048,762.50/77,731.72
  6. Step 6: Final answer
    x = 60,992.46

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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.