Home / 110,129.60-165,200.68-31,237.62

Finding the Fourth Proportional to 110,129.60, 165,200.68 and 31,237.62

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Solution

The fourth proportional to 110,129.60, 165,200.68 and 31,237.62 is: 46,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,129.60 : 165,200.68 = 31,237.62 : x
  2. Step 2: Convert to fraction form
    110,129.60/165,200.68 = 31,237.62/x
  3. Step 3: Cross multiply
    110,129.60x = 165,200.68 × 31,237.62
  4. Step 4: Simplify right side
    110,129.60x = 5,160,476,065.58
  5. Step 5: Solve for x
    x = 5,160,476,065.58/110,129.60
  6. Step 6: Final answer
    x = 46,858.21

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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.