Home / 109,258.34-163,951.22-46,074.56

Finding the Fourth Proportional to 109,258.34, 163,951.22 and 46,074.56

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Solution

The fourth proportional to 109,258.34, 163,951.22 and 46,074.56 is: 69,138.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,258.34 : 163,951.22 = 46,074.56 : x
  2. Step 2: Convert to fraction form
    109,258.34/163,951.22 = 46,074.56/x
  3. Step 3: Cross multiply
    109,258.34x = 163,951.22 × 46,074.56
  4. Step 4: Simplify right side
    109,258.34x = 7,553,980,322.96
  5. Step 5: Solve for x
    x = 7,553,980,322.96/109,258.34
  6. Step 6: Final answer
    x = 69,138.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.