Home / 168,977.63-253,453.46-104,948.76

Finding the Fourth Proportional to 168,977.63, 253,453.46 and 104,948.76

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Solution

The fourth proportional to 168,977.63, 253,453.46 and 104,948.76 is: 157,415.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,977.63 : 253,453.46 = 104,948.76 : x
  2. Step 2: Convert to fraction form
    168,977.63/253,453.46 = 104,948.76/x
  3. Step 3: Cross multiply
    168,977.63x = 253,453.46 × 104,948.76
  4. Step 4: Simplify right side
    168,977.63x = 26,599,626,770.42
  5. Step 5: Solve for x
    x = 26,599,626,770.42/168,977.63
  6. Step 6: Final answer
    x = 157,415.08

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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.