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Finding the Fourth Proportional to 76,497.68, 105,536.54 and 44,226.34

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Solution

The fourth proportional to 76,497.68, 105,536.54 and 44,226.34 is: 61,014.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,497.68 : 105,536.54 = 44,226.34 : x
  2. Step 2: Convert to fraction form
    76,497.68/105,536.54 = 44,226.34/x
  3. Step 3: Cross multiply
    76,497.68x = 105,536.54 × 44,226.34
  4. Step 4: Simplify right side
    76,497.68x = 4,667,494,747.19
  5. Step 5: Solve for x
    x = 4,667,494,747.19/76,497.68
  6. Step 6: Final answer
    x = 61,014.85

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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.