Home / 53,964.10-80,946.15-48,277.90

Finding the Fourth Proportional to 53,964.10, 80,946.15 and 48,277.90

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Solution

The fourth proportional to 53,964.10, 80,946.15 and 48,277.90 is: 72,416.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,964.10 : 80,946.15 = 48,277.90 : x
  2. Step 2: Convert to fraction form
    53,964.10/80,946.15 = 48,277.90/x
  3. Step 3: Cross multiply
    53,964.10x = 80,946.15 × 48,277.90
  4. Step 4: Simplify right side
    53,964.10x = 3,907,910,135.09
  5. Step 5: Solve for x
    x = 3,907,910,135.09/53,964.10
  6. Step 6: Final answer
    x = 72,416.85

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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.