Home / 74,954.06-112,418.78-26,912.72

Finding the Fourth Proportional to 74,954.06, 112,418.78 and 26,912.72

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Solution

The fourth proportional to 74,954.06, 112,418.78 and 26,912.72 is: 40,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,954.06 : 112,418.78 = 26,912.72 : x
  2. Step 2: Convert to fraction form
    74,954.06/112,418.78 = 26,912.72/x
  3. Step 3: Cross multiply
    74,954.06x = 112,418.78 × 26,912.72
  4. Step 4: Simplify right side
    74,954.06x = 3,025,495,295.36
  5. Step 5: Solve for x
    x = 3,025,495,295.36/74,954.06
  6. Step 6: Final answer
    x = 40,364.66

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1.5x scale

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.