Home / 71,770.49-98,940.62-50,483.69

Finding the Fourth Proportional to 71,770.49, 98,940.62 and 50,483.69

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Solution

The fourth proportional to 71,770.49, 98,940.62 and 50,483.69 is: 69,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,770.49 : 98,940.62 = 50,483.69 : x
  2. Step 2: Convert to fraction form
    71,770.49/98,940.62 = 50,483.69/x
  3. Step 3: Cross multiply
    71,770.49x = 98,940.62 × 50,483.69
  4. Step 4: Simplify right side
    71,770.49x = 4,994,887,588.49
  5. Step 5: Solve for x
    x = 4,994,887,588.49/71,770.49
  6. Step 6: Final answer
    x = 69,595.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.