Home / 165,840.60-248,858.10-60,670.20

Finding the Fourth Proportional to 165,840.60, 248,858.10 and 60,670.20

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Solution

The fourth proportional to 165,840.60, 248,858.10 and 60,670.20 is: 91,040.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,840.60 : 248,858.10 = 60,670.20 : x
  2. Step 2: Convert to fraction form
    165,840.60/248,858.10 = 60,670.20/x
  3. Step 3: Cross multiply
    165,840.60x = 248,858.10 × 60,670.20
  4. Step 4: Simplify right side
    165,840.60x = 15,098,270,698.62
  5. Step 5: Solve for x
    x = 15,098,270,698.62/165,840.60
  6. Step 6: Final answer
    x = 91,040.86

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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.