Home / 121,274.55-167,269.22-88,998.27

Finding the Fourth Proportional to 121,274.55, 167,269.22 and 88,998.27

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Solution

The fourth proportional to 121,274.55, 167,269.22 and 88,998.27 is: 122,751.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,274.55 : 167,269.22 = 88,998.27 : x
  2. Step 2: Convert to fraction form
    121,274.55/167,269.22 = 88,998.27/x
  3. Step 3: Cross multiply
    121,274.55x = 167,269.22 × 88,998.27
  4. Step 4: Simplify right side
    121,274.55x = 14,886,670,799.49
  5. Step 5: Solve for x
    x = 14,886,670,799.49/121,274.55
  6. Step 6: Final answer
    x = 122,751.81

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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.