Home / 53,228.70-79,898.43-39,204.56

Finding the Fourth Proportional to 53,228.70, 79,898.43 and 39,204.56

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Solution

The fourth proportional to 53,228.70, 79,898.43 and 39,204.56 is: 58,847.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,228.70 : 79,898.43 = 39,204.56 : x
  2. Step 2: Convert to fraction form
    53,228.70/79,898.43 = 39,204.56/x
  3. Step 3: Cross multiply
    53,228.70x = 79,898.43 × 39,204.56
  4. Step 4: Simplify right side
    53,228.70x = 3,132,382,393.35
  5. Step 5: Solve for x
    x = 3,132,382,393.35/53,228.70
  6. Step 6: Final answer
    x = 58,847.62

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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.