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Finding the Fourth Proportional to 60,954.50, 84,134.12 and 35,465.79

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Solution

The fourth proportional to 60,954.50, 84,134.12 and 35,465.79 is: 48,952.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,954.50 : 84,134.12 = 35,465.79 : x
  2. Step 2: Convert to fraction form
    60,954.50/84,134.12 = 35,465.79/x
  3. Step 3: Cross multiply
    60,954.50x = 84,134.12 × 35,465.79
  4. Step 4: Simplify right side
    60,954.50x = 2,983,883,181.25
  5. Step 5: Solve for x
    x = 2,983,883,181.25/60,954.50
  6. Step 6: Final answer
    x = 48,952.63

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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.