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Finding the Fourth Proportional to 77,334.72, 116,004.48 and 36,799.35

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Solution

The fourth proportional to 77,334.72, 116,004.48 and 36,799.35 is: 55,200.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,334.72 : 116,004.48 = 36,799.35 : x
  2. Step 2: Convert to fraction form
    77,334.72/116,004.48 = 36,799.35/x
  3. Step 3: Cross multiply
    77,334.72x = 116,004.48 × 36,799.35
  4. Step 4: Simplify right side
    77,334.72x = 4,268,889,461.09
  5. Step 5: Solve for x
    x = 4,268,889,461.09/77,334.72
  6. Step 6: Final answer
    x = 55,200.17

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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.