Home / 88,612.08-122,254.44-50,367.76

Finding the Fourth Proportional to 88,612.08, 122,254.44 and 50,367.76

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Solution

The fourth proportional to 88,612.08, 122,254.44 and 50,367.76 is: 69,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,612.08 : 122,254.44 = 50,367.76 : x
  2. Step 2: Convert to fraction form
    88,612.08/122,254.44 = 50,367.76/x
  3. Step 3: Cross multiply
    88,612.08x = 122,254.44 × 50,367.76
  4. Step 4: Simplify right side
    88,612.08x = 6,157,682,292.85
  5. Step 5: Solve for x
    x = 6,157,682,292.85/88,612.08
  6. Step 6: Final answer
    x = 69,490.33

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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.