Home / 165,137.70-247,657.95-46,819.38

Finding the Fourth Proportional to 165,137.70, 247,657.95 and 46,819.38

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Solution

The fourth proportional to 165,137.70, 247,657.95 and 46,819.38 is: 70,215.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,137.70 : 247,657.95 = 46,819.38 : x
  2. Step 2: Convert to fraction form
    165,137.70/247,657.95 = 46,819.38/x
  3. Step 3: Cross multiply
    165,137.70x = 247,657.95 × 46,819.38
  4. Step 4: Simplify right side
    165,137.70x = 11,595,191,671.07
  5. Step 5: Solve for x
    x = 11,595,191,671.07/165,137.70
  6. Step 6: Final answer
    x = 70,215.29

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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.