Home / 88,938.80-122,738.46-50,697.66

Finding the Fourth Proportional to 88,938.80, 122,738.46 and 50,697.66

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Solution

The fourth proportional to 88,938.80, 122,738.46 and 50,697.66 is: 69,964.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,938.80 : 122,738.46 = 50,697.66 : x
  2. Step 2: Convert to fraction form
    88,938.80/122,738.46 = 50,697.66/x
  3. Step 3: Cross multiply
    88,938.80x = 122,738.46 × 50,697.66
  4. Step 4: Simplify right side
    88,938.80x = 6,222,552,714.00
  5. Step 5: Solve for x
    x = 6,222,552,714.00/88,938.80
  6. Step 6: Final answer
    x = 69,964.43

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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.