Home / 165,636.70-248,455.05-157,083.10

Finding the Fourth Proportional to 165,636.70, 248,455.05 and 157,083.10

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Solution

The fourth proportional to 165,636.70, 248,455.05 and 157,083.10 is: 235,624.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,636.70 : 248,455.05 = 157,083.10 : x
  2. Step 2: Convert to fraction form
    165,636.70/248,455.05 = 157,083.10/x
  3. Step 3: Cross multiply
    165,636.70x = 248,455.05 × 157,083.10
  4. Step 4: Simplify right side
    165,636.70x = 39,028,089,464.66
  5. Step 5: Solve for x
    x = 39,028,089,464.66/165,636.70
  6. Step 6: Final answer
    x = 235,624.65

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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.