Home / 141,968.14-212,906.14-47,172.87

Finding the Fourth Proportional to 141,968.14, 212,906.14 and 47,172.87

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Solution

The fourth proportional to 141,968.14, 212,906.14 and 47,172.87 is: 70,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,968.14 : 212,906.14 = 47,172.87 : x
  2. Step 2: Convert to fraction form
    141,968.14/212,906.14 = 47,172.87/x
  3. Step 3: Cross multiply
    141,968.14x = 212,906.14 × 47,172.87
  4. Step 4: Simplify right side
    141,968.14x = 10,043,393,664.42
  5. Step 5: Solve for x
    x = 10,043,393,664.42/141,968.14
  6. Step 6: Final answer
    x = 70,744.00

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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.