Home / 84,826.50-117,074.98-49,037.26

Finding the Fourth Proportional to 84,826.50, 117,074.98 and 49,037.26

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Solution

The fourth proportional to 84,826.50, 117,074.98 and 49,037.26 is: 67,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,826.50 : 117,074.98 = 49,037.26 : x
  2. Step 2: Convert to fraction form
    84,826.50/117,074.98 = 49,037.26/x
  3. Step 3: Cross multiply
    84,826.50x = 117,074.98 × 49,037.26
  4. Step 4: Simplify right side
    84,826.50x = 5,741,035,988.57
  5. Step 5: Solve for x
    x = 5,741,035,988.57/84,826.50
  6. Step 6: Final answer
    x = 67,679.75

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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.