Home / 88,314.23-121,871.07-50,077.44

Finding the Fourth Proportional to 88,314.23, 121,871.07 and 50,077.44

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Solution

The fourth proportional to 88,314.23, 121,871.07 and 50,077.44 is: 69,105.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,314.23 : 121,871.07 = 50,077.44 : x
  2. Step 2: Convert to fraction form
    88,314.23/121,871.07 = 50,077.44/x
  3. Step 3: Cross multiply
    88,314.23x = 121,871.07 × 50,077.44
  4. Step 4: Simplify right side
    88,314.23x = 6,102,991,195.66
  5. Step 5: Solve for x
    x = 6,102,991,195.66/88,314.23
  6. Step 6: Final answer
    x = 69,105.41

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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.