Home / 88,986.09-122,814.60-50,745.72

Finding the Fourth Proportional to 88,986.09, 122,814.60 and 50,745.72

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Solution

The fourth proportional to 88,986.09, 122,814.60 and 50,745.72 is: 70,036.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,986.09 : 122,814.60 = 50,745.72 : x
  2. Step 2: Convert to fraction form
    88,986.09/122,814.60 = 50,745.72/x
  3. Step 3: Cross multiply
    88,986.09x = 122,814.60 × 50,745.72
  4. Step 4: Simplify right side
    88,986.09x = 6,232,315,303.51
  5. Step 5: Solve for x
    x = 6,232,315,303.51/88,986.09
  6. Step 6: Final answer
    x = 70,036.96

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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.