Home / 141,828.48-212,768.04-47,064.34

Finding the Fourth Proportional to 141,828.48, 212,768.04 and 47,064.34

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Solution

The fourth proportional to 141,828.48, 212,768.04 and 47,064.34 is: 70,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,828.48 : 212,768.04 = 47,064.34 : x
  2. Step 2: Convert to fraction form
    141,828.48/212,768.04 = 47,064.34/x
  3. Step 3: Cross multiply
    141,828.48x = 212,768.04 × 47,064.34
  4. Step 4: Simplify right side
    141,828.48x = 10,013,787,375.69
  5. Step 5: Solve for x
    x = 10,013,787,375.69/141,828.48
  6. Step 6: Final answer
    x = 70,604.91

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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.