Home / 90,436.26-124,795.95-50,148.54

Finding the Fourth Proportional to 90,436.26, 124,795.95 and 50,148.54

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Solution

The fourth proportional to 90,436.26, 124,795.95 and 50,148.54 is: 69,201.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,436.26 : 124,795.95 = 50,148.54 : x
  2. Step 2: Convert to fraction form
    90,436.26/124,795.95 = 50,148.54/x
  3. Step 3: Cross multiply
    90,436.26x = 124,795.95 × 50,148.54
  4. Step 4: Simplify right side
    90,436.26x = 6,258,334,690.41
  5. Step 5: Solve for x
    x = 6,258,334,690.41/90,436.26
  6. Step 6: Final answer
    x = 69,201.61

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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.