Home / 74,334.23-102,616.14-49,846.72

Finding the Fourth Proportional to 74,334.23, 102,616.14 and 49,846.72

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Solution

The fourth proportional to 74,334.23, 102,616.14 and 49,846.72 is: 68,811.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,334.23 : 102,616.14 = 49,846.72 : x
  2. Step 2: Convert to fraction form
    74,334.23/102,616.14 = 49,846.72/x
  3. Step 3: Cross multiply
    74,334.23x = 102,616.14 × 49,846.72
  4. Step 4: Simplify right side
    74,334.23x = 5,115,077,998.06
  5. Step 5: Solve for x
    x = 5,115,077,998.06/74,334.23
  6. Step 6: Final answer
    x = 68,811.88

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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.