Home / 88,126.27-121,601.39-50,393.23

Finding the Fourth Proportional to 88,126.27, 121,601.39 and 50,393.23

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Solution

The fourth proportional to 88,126.27, 121,601.39 and 50,393.23 is: 69,535.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,126.27 : 121,601.39 = 50,393.23 : x
  2. Step 2: Convert to fraction form
    88,126.27/121,601.39 = 50,393.23/x
  3. Step 3: Cross multiply
    88,126.27x = 121,601.39 × 50,393.23
  4. Step 4: Simplify right side
    88,126.27x = 6,127,886,258.62
  5. Step 5: Solve for x
    x = 6,127,886,258.62/88,126.27
  6. Step 6: Final answer
    x = 69,535.30

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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.