Home / 76,548.24-105,644.88-44,727.84

Finding the Fourth Proportional to 76,548.24, 105,644.88 and 44,727.84

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Solution

The fourth proportional to 76,548.24, 105,644.88 and 44,727.84 is: 61,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,548.24 : 105,644.88 = 44,727.84 : x
  2. Step 2: Convert to fraction form
    76,548.24/105,644.88 = 44,727.84/x
  3. Step 3: Cross multiply
    76,548.24x = 105,644.88 × 44,727.84
  4. Step 4: Simplify right side
    76,548.24x = 4,725,267,289.46
  5. Step 5: Solve for x
    x = 4,725,267,289.46/76,548.24
  6. Step 6: Final answer
    x = 61,729.27

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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.