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Finding the Fourth Proportional to 68,271.72, 102,453.70 and 23,898.84

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Solution

The fourth proportional to 68,271.72, 102,453.70 and 23,898.84 is: 35,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,271.72 : 102,453.70 = 23,898.84 : x
  2. Step 2: Convert to fraction form
    68,271.72/102,453.70 = 23,898.84/x
  3. Step 3: Cross multiply
    68,271.72x = 102,453.70 × 23,898.84
  4. Step 4: Simplify right side
    68,271.72x = 2,448,524,583.71
  5. Step 5: Solve for x
    x = 2,448,524,583.71/68,271.72
  6. Step 6: Final answer
    x = 35,864.40

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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.