Home / 74,153.06-102,340.21-41,889.04

Finding the Fourth Proportional to 74,153.06, 102,340.21 and 41,889.04

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Solution

The fourth proportional to 74,153.06, 102,340.21 and 41,889.04 is: 57,811.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,153.06 : 102,340.21 = 41,889.04 : x
  2. Step 2: Convert to fraction form
    74,153.06/102,340.21 = 41,889.04/x
  3. Step 3: Cross multiply
    74,153.06x = 102,340.21 × 41,889.04
  4. Step 4: Simplify right side
    74,153.06x = 4,286,932,946.81
  5. Step 5: Solve for x
    x = 4,286,932,946.81/74,153.06
  6. Step 6: Final answer
    x = 57,811.95

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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.