Home / 83,845.52-115,704.38-46,119.76

Finding the Fourth Proportional to 83,845.52, 115,704.38 and 46,119.76

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Solution

The fourth proportional to 83,845.52, 115,704.38 and 46,119.76 is: 63,643.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,845.52 : 115,704.38 = 46,119.76 : x
  2. Step 2: Convert to fraction form
    83,845.52/115,704.38 = 46,119.76/x
  3. Step 3: Cross multiply
    83,845.52x = 115,704.38 × 46,119.76
  4. Step 4: Simplify right side
    83,845.52x = 5,336,258,236.55
  5. Step 5: Solve for x
    x = 5,336,258,236.55/83,845.52
  6. Step 6: Final answer
    x = 63,643.93

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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.