Home / 110,641.37-166,027.68-103,636.14

Finding the Fourth Proportional to 110,641.37, 166,027.68 and 103,636.14

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Solution

The fourth proportional to 110,641.37, 166,027.68 and 103,636.14 is: 155,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,641.37 : 166,027.68 = 103,636.14 : x
  2. Step 2: Convert to fraction form
    110,641.37/166,027.68 = 103,636.14/x
  3. Step 3: Cross multiply
    110,641.37x = 166,027.68 × 103,636.14
  4. Step 4: Simplify right side
    110,641.37x = 17,206,467,888.36
  5. Step 5: Solve for x
    x = 17,206,467,888.36/110,641.37
  6. Step 6: Final answer
    x = 155,515.69

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1.5x scale

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.