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Finding the Fourth Proportional to 169,657.60, 254,097.60 and 165,769.60

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Solution

The fourth proportional to 169,657.60, 254,097.60 and 165,769.60 is: 248,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,657.60 : 254,097.60 = 165,769.60 : x
  2. Step 2: Convert to fraction form
    169,657.60/254,097.60 = 165,769.60/x
  3. Step 3: Cross multiply
    169,657.60x = 254,097.60 × 165,769.60
  4. Step 4: Simplify right side
    169,657.60x = 42,121,657,512.96
  5. Step 5: Solve for x
    x = 42,121,657,512.96/169,657.60
  6. Step 6: Final answer
    x = 248,274.51

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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.