Home / 46,819.39-70,246.82-28,112.49

Finding the Fourth Proportional to 46,819.39, 70,246.82 and 28,112.49

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Solution

The fourth proportional to 46,819.39, 70,246.82 and 28,112.49 is: 42,179.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,819.39 : 70,246.82 = 28,112.49 : x
  2. Step 2: Convert to fraction form
    46,819.39/70,246.82 = 28,112.49/x
  3. Step 3: Cross multiply
    46,819.39x = 70,246.82 × 28,112.49
  4. Step 4: Simplify right side
    46,819.39x = 1,974,813,024.78
  5. Step 5: Solve for x
    x = 1,974,813,024.78/46,819.39
  6. Step 6: Final answer
    x = 42,179.38

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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.