Home / 68,096.08-102,057.60-30,616.12

Finding the Fourth Proportional to 68,096.08, 102,057.60 and 30,616.12

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Solution

The fourth proportional to 68,096.08, 102,057.60 and 30,616.12 is: 45,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,096.08 : 102,057.60 = 30,616.12 : x
  2. Step 2: Convert to fraction form
    68,096.08/102,057.60 = 30,616.12/x
  3. Step 3: Cross multiply
    68,096.08x = 102,057.60 × 30,616.12
  4. Step 4: Simplify right side
    68,096.08x = 3,124,607,728.51
  5. Step 5: Solve for x
    x = 3,124,607,728.51/68,096.08
  6. Step 6: Final answer
    x = 45,885.28

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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.