Home / 165,825.60-248,738.40-55,017.60

Finding the Fourth Proportional to 165,825.60, 248,738.40 and 55,017.60

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Solution

The fourth proportional to 165,825.60, 248,738.40 and 55,017.60 is: 82,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,825.60 : 248,738.40 = 55,017.60 : x
  2. Step 2: Convert to fraction form
    165,825.60/248,738.40 = 55,017.60/x
  3. Step 3: Cross multiply
    165,825.60x = 248,738.40 × 55,017.60
  4. Step 4: Simplify right side
    165,825.60x = 13,684,989,795.84
  5. Step 5: Solve for x
    x = 13,684,989,795.84/165,825.60
  6. Step 6: Final answer
    x = 82,526.40

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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.