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Finding the Fourth Proportional to 165,550.60, 248,486.28 and 156,559.60

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Solution

The fourth proportional to 165,550.60, 248,486.28 and 156,559.60 is: 234,991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,550.60 : 248,486.28 = 156,559.60 : x
  2. Step 2: Convert to fraction form
    165,550.60/248,486.28 = 156,559.60/x
  3. Step 3: Cross multiply
    165,550.60x = 248,486.28 × 156,559.60
  4. Step 4: Simplify right side
    165,550.60x = 38,902,912,602.29
  5. Step 5: Solve for x
    x = 38,902,912,602.29/165,550.60
  6. Step 6: Final answer
    x = 234,991.07

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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.