Home / 76,842.28-106,050.78-44,584

Finding the Fourth Proportional to 76,842.28, 106,050.78 and 44,584

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Solution

The fourth proportional to 76,842.28, 106,050.78 and 44,584 is: 61,530.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,842.28 : 106,050.78 = 44,584 : x
  2. Step 2: Convert to fraction form
    76,842.28/106,050.78 = 44,584/x
  3. Step 3: Cross multiply
    76,842.28x = 106,050.78 × 44,584
  4. Step 4: Simplify right side
    76,842.28x = 4,728,167,975.52
  5. Step 5: Solve for x
    x = 4,728,167,975.52/76,842.28
  6. Step 6: Final answer
    x = 61,530.81

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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.