Home / 105,464.24-158,204.76-30,585.68

Finding the Fourth Proportional to 105,464.24, 158,204.76 and 30,585.68

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Solution

The fourth proportional to 105,464.24, 158,204.76 and 30,585.68 is: 45,880.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,464.24 : 158,204.76 = 30,585.68 : x
  2. Step 2: Convert to fraction form
    105,464.24/158,204.76 = 30,585.68/x
  3. Step 3: Cross multiply
    105,464.24x = 158,204.76 × 30,585.68
  4. Step 4: Simplify right side
    105,464.24x = 4,838,800,163.84
  5. Step 5: Solve for x
    x = 4,838,800,163.84/105,464.24
  6. Step 6: Final answer
    x = 45,880.96

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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.