Home / 74,041.37-102,168.30-41,774.11

Finding the Fourth Proportional to 74,041.37, 102,168.30 and 41,774.11

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Solution

The fourth proportional to 74,041.37, 102,168.30 and 41,774.11 is: 57,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,041.37 : 102,168.30 = 41,774.11 : x
  2. Step 2: Convert to fraction form
    74,041.37/102,168.30 = 41,774.11/x
  3. Step 3: Cross multiply
    74,041.37x = 102,168.30 × 41,774.11
  4. Step 4: Simplify right side
    74,041.37x = 4,267,989,351.48
  5. Step 5: Solve for x
    x = 4,267,989,351.48/74,041.37
  6. Step 6: Final answer
    x = 57,643.30

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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.