Home / 71,027.40-98,054.67-51,885.69

Finding the Fourth Proportional to 71,027.40, 98,054.67 and 51,885.69

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Solution

The fourth proportional to 71,027.40, 98,054.67 and 51,885.69 is: 71,629.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,027.40 : 98,054.67 = 51,885.69 : x
  2. Step 2: Convert to fraction form
    71,027.40/98,054.67 = 51,885.69/x
  3. Step 3: Cross multiply
    71,027.40x = 98,054.67 × 51,885.69
  4. Step 4: Simplify right side
    71,027.40x = 5,087,633,745.68
  5. Step 5: Solve for x
    x = 5,087,633,745.68/71,027.40
  6. Step 6: Final answer
    x = 71,629.17

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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.