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Finding the Fourth Proportional to 65,477.44, 98,133.98 and 27,993.45

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Solution

The fourth proportional to 65,477.44, 98,133.98 and 27,993.45 is: 41,955.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,477.44 : 98,133.98 = 27,993.45 : x
  2. Step 2: Convert to fraction form
    65,477.44/98,133.98 = 27,993.45/x
  3. Step 3: Cross multiply
    65,477.44x = 98,133.98 × 27,993.45
  4. Step 4: Simplify right side
    65,477.44x = 2,747,108,771.93
  5. Step 5: Solve for x
    x = 2,747,108,771.93/65,477.44
  6. Step 6: Final answer
    x = 41,955.05

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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.