Home / 68,215.02-102,317.76-25,512.33

Finding the Fourth Proportional to 68,215.02, 102,317.76 and 25,512.33

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Solution

The fourth proportional to 68,215.02, 102,317.76 and 25,512.33 is: 38,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,215.02 : 102,317.76 = 25,512.33 : x
  2. Step 2: Convert to fraction form
    68,215.02/102,317.76 = 25,512.33/x
  3. Step 3: Cross multiply
    68,215.02x = 102,317.76 × 25,512.33
  4. Step 4: Simplify right side
    68,215.02x = 2,610,364,457.98
  5. Step 5: Solve for x
    x = 2,610,364,457.98/68,215.02
  6. Step 6: Final answer
    x = 38,266.71

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1.5x scale

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.