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Finding the Fourth Proportional to 60,794.51, 83,881.62 and 35,639.15

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Solution

The fourth proportional to 60,794.51, 83,881.62 and 35,639.15 is: 49,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,794.51 : 83,881.62 = 35,639.15 : x
  2. Step 2: Convert to fraction form
    60,794.51/83,881.62 = 35,639.15/x
  3. Step 3: Cross multiply
    60,794.51x = 83,881.62 × 35,639.15
  4. Step 4: Simplify right side
    60,794.51x = 2,989,469,218.01
  5. Step 5: Solve for x
    x = 2,989,469,218.01/60,794.51
  6. Step 6: Final answer
    x = 49,173.35

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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.