Home / 165,795.60-248,401.80-136,052.40

Finding the Fourth Proportional to 165,795.60, 248,401.80 and 136,052.40

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Solution

The fourth proportional to 165,795.60, 248,401.80 and 136,052.40 is: 203,839.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,795.60 : 248,401.80 = 136,052.40 : x
  2. Step 2: Convert to fraction form
    165,795.60/248,401.80 = 136,052.40/x
  3. Step 3: Cross multiply
    165,795.60x = 248,401.80 × 136,052.40
  4. Step 4: Simplify right side
    165,795.60x = 33,795,661,054.32
  5. Step 5: Solve for x
    x = 33,795,661,054.32/165,795.60
  6. Step 6: Final answer
    x = 203,839.31

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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.