Home / 53,257.68-79,481.52-47,352.96

Finding the Fourth Proportional to 53,257.68, 79,481.52 and 47,352.96

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Solution

The fourth proportional to 53,257.68, 79,481.52 and 47,352.96 is: 70,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,257.68 : 79,481.52 = 47,352.96 : x
  2. Step 2: Convert to fraction form
    53,257.68/79,481.52 = 47,352.96/x
  3. Step 3: Cross multiply
    53,257.68x = 79,481.52 × 47,352.96
  4. Step 4: Simplify right side
    53,257.68x = 3,763,685,237.30
  5. Step 5: Solve for x
    x = 3,763,685,237.30/53,257.68
  6. Step 6: Final answer
    x = 70,669.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.