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Finding the Fourth Proportional to 94,773.94, 142,199.58 and 61,057.58

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Solution

The fourth proportional to 94,773.94, 142,199.58 and 61,057.58 is: 91,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,773.94 : 142,199.58 = 61,057.58 : x
  2. Step 2: Convert to fraction form
    94,773.94/142,199.58 = 61,057.58/x
  3. Step 3: Cross multiply
    94,773.94x = 142,199.58 × 61,057.58
  4. Step 4: Simplify right side
    94,773.94x = 8,682,362,549.66
  5. Step 5: Solve for x
    x = 8,682,362,549.66/94,773.94
  6. Step 6: Final answer
    x = 91,611.28

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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.