Home / 84,288.45-116,317.97-48,477.54

Finding the Fourth Proportional to 84,288.45, 116,317.97 and 48,477.54

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Solution

The fourth proportional to 84,288.45, 116,317.97 and 48,477.54 is: 66,898.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,288.45 : 116,317.97 = 48,477.54 : x
  2. Step 2: Convert to fraction form
    84,288.45/116,317.97 = 48,477.54/x
  3. Step 3: Cross multiply
    84,288.45x = 116,317.97 × 48,477.54
  4. Step 4: Simplify right side
    84,288.45x = 5,638,808,219.42
  5. Step 5: Solve for x
    x = 5,638,808,219.42/84,288.45
  6. Step 6: Final answer
    x = 66,898.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.