Home / 234,015.36-351,075.86-74,101

Finding the Fourth Proportional to 234,015.36, 351,075.86 and 74,101

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Solution

The fourth proportional to 234,015.36, 351,075.86 and 74,101 is: 111,168.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,015.36 : 351,075.86 = 74,101 : x
  2. Step 2: Convert to fraction form
    234,015.36/351,075.86 = 74,101/x
  3. Step 3: Cross multiply
    234,015.36x = 351,075.86 × 74,101
  4. Step 4: Simplify right side
    234,015.36x = 26,015,072,301.86
  5. Step 5: Solve for x
    x = 26,015,072,301.86/234,015.36
  6. Step 6: Final answer
    x = 111,168.23

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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.