Home / 134,866.10-202,250.55-68,284.10

Finding the Fourth Proportional to 134,866.10, 202,250.55 and 68,284.10

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Solution

The fourth proportional to 134,866.10, 202,250.55 and 68,284.10 is: 102,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,866.10 : 202,250.55 = 68,284.10 : x
  2. Step 2: Convert to fraction form
    134,866.10/202,250.55 = 68,284.10/x
  3. Step 3: Cross multiply
    134,866.10x = 202,250.55 × 68,284.10
  4. Step 4: Simplify right side
    134,866.10x = 13,810,496,781.26
  5. Step 5: Solve for x
    x = 13,810,496,781.26/134,866.10
  6. Step 6: Final answer
    x = 102,401.54

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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.