Home / 68,065.36-102,127.26-23,667.90

Finding the Fourth Proportional to 68,065.36, 102,127.26 and 23,667.90

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Solution

The fourth proportional to 68,065.36, 102,127.26 and 23,667.90 is: 35,512.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,065.36 : 102,127.26 = 23,667.90 : x
  2. Step 2: Convert to fraction form
    68,065.36/102,127.26 = 23,667.90/x
  3. Step 3: Cross multiply
    68,065.36x = 102,127.26 × 23,667.90
  4. Step 4: Simplify right side
    68,065.36x = 2,417,137,776.95
  5. Step 5: Solve for x
    x = 2,417,137,776.95/68,065.36
  6. Step 6: Final answer
    x = 35,512.01

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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.