Home / 84,077.78-116,022.69-48,265.44

Finding the Fourth Proportional to 84,077.78, 116,022.69 and 48,265.44

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Solution

The fourth proportional to 84,077.78, 116,022.69 and 48,265.44 is: 66,603.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,077.78 : 116,022.69 = 48,265.44 : x
  2. Step 2: Convert to fraction form
    84,077.78/116,022.69 = 48,265.44/x
  3. Step 3: Cross multiply
    84,077.78x = 116,022.69 × 48,265.44
  4. Step 4: Simplify right side
    84,077.78x = 5,599,886,182.83
  5. Step 5: Solve for x
    x = 5,599,886,182.83/84,077.78
  6. Step 6: Final answer
    x = 66,603.64

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1.5x scale

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.