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Finding the Fourth Proportional to 77,548.58, 107,016.09 and 44,012.42

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Solution

The fourth proportional to 77,548.58, 107,016.09 and 44,012.42 is: 60,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548.58 : 107,016.09 = 44,012.42 : x
  2. Step 2: Convert to fraction form
    77,548.58/107,016.09 = 44,012.42/x
  3. Step 3: Cross multiply
    77,548.58x = 107,016.09 × 44,012.42
  4. Step 4: Simplify right side
    77,548.58x = 4,710,037,099.84
  5. Step 5: Solve for x
    x = 4,710,037,099.84/77,548.58
  6. Step 6: Final answer
    x = 60,736.60

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1.5x scale

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.