Home / 47,780.70-71,267.91-41,491.26

Finding the Fourth Proportional to 47,780.70, 71,267.91 and 41,491.26

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Solution

The fourth proportional to 47,780.70, 71,267.91 and 41,491.26 is: 61,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,780.70 : 71,267.91 = 41,491.26 : x
  2. Step 2: Convert to fraction form
    47,780.70/71,267.91 = 41,491.26/x
  3. Step 3: Cross multiply
    47,780.70x = 71,267.91 × 41,491.26
  4. Step 4: Simplify right side
    47,780.70x = 2,956,994,819.67
  5. Step 5: Solve for x
    x = 2,956,994,819.67/47,780.70
  6. Step 6: Final answer
    x = 61,886.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.