Home / 53,400.44-80,017.50-47,823.32

Finding the Fourth Proportional to 53,400.44, 80,017.50 and 47,823.32

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Solution

The fourth proportional to 53,400.44, 80,017.50 and 47,823.32 is: 71,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,400.44 : 80,017.50 = 47,823.32 : x
  2. Step 2: Convert to fraction form
    53,400.44/80,017.50 = 47,823.32/x
  3. Step 3: Cross multiply
    53,400.44x = 80,017.50 × 47,823.32
  4. Step 4: Simplify right side
    53,400.44x = 3,826,702,508.10
  5. Step 5: Solve for x
    x = 3,826,702,508.10/53,400.44
  6. Step 6: Final answer
    x = 71,660.51

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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.