Home / 88,688.39-122,392.83-50,446.95

Finding the Fourth Proportional to 88,688.39, 122,392.83 and 50,446.95

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Solution

The fourth proportional to 88,688.39, 122,392.83 and 50,446.95 is: 69,618.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,688.39 : 122,392.83 = 50,446.95 : x
  2. Step 2: Convert to fraction form
    88,688.39/122,392.83 = 50,446.95/x
  3. Step 3: Cross multiply
    88,688.39x = 122,392.83 × 50,446.95
  4. Step 4: Simplify right side
    88,688.39x = 6,174,344,975.37
  5. Step 5: Solve for x
    x = 6,174,344,975.37/88,688.39
  6. Step 6: Final answer
    x = 69,618.41

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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.