Home / 234,701.10-352,072.32-66,222.90

Finding the Fourth Proportional to 234,701.10, 352,072.32 and 66,222.90

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Solution

The fourth proportional to 234,701.10, 352,072.32 and 66,222.90 is: 99,340.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,701.10 : 352,072.32 = 66,222.90 : x
  2. Step 2: Convert to fraction form
    234,701.10/352,072.32 = 66,222.90/x
  3. Step 3: Cross multiply
    234,701.10x = 352,072.32 × 66,222.90
  4. Step 4: Simplify right side
    234,701.10x = 23,315,250,040.13
  5. Step 5: Solve for x
    x = 23,315,250,040.13/234,701.10
  6. Step 6: Final answer
    x = 99,340.18

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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.