Home / 88,619.88-122,292.54-50,377.08

Finding the Fourth Proportional to 88,619.88, 122,292.54 and 50,377.08

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Solution

The fourth proportional to 88,619.88, 122,292.54 and 50,377.08 is: 69,518.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,619.88 : 122,292.54 = 50,377.08 : x
  2. Step 2: Convert to fraction form
    88,619.88/122,292.54 = 50,377.08/x
  3. Step 3: Cross multiply
    88,619.88x = 122,292.54 × 50,377.08
  4. Step 4: Simplify right side
    88,619.88x = 6,160,741,070.98
  5. Step 5: Solve for x
    x = 6,160,741,070.98/88,619.88
  6. Step 6: Final answer
    x = 69,518.73

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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.