Home / 88,619.07-122,304.83-50,384.39

Finding the Fourth Proportional to 88,619.07, 122,304.83 and 50,384.39

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Solution

The fourth proportional to 88,619.07, 122,304.83 and 50,384.39 is: 69,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,619.07 : 122,304.83 = 50,384.39 : x
  2. Step 2: Convert to fraction form
    88,619.07/122,304.83 = 50,384.39/x
  3. Step 3: Cross multiply
    88,619.07x = 122,304.83 × 50,384.39
  4. Step 4: Simplify right side
    88,619.07x = 6,162,253,768.04
  5. Step 5: Solve for x
    x = 6,162,253,768.04/88,619.07
  6. Step 6: Final answer
    x = 69,536.43

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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.