Home / 165,544.80-248,317.20-103,250.40

Finding the Fourth Proportional to 165,544.80, 248,317.20 and 103,250.40

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Solution

The fourth proportional to 165,544.80, 248,317.20 and 103,250.40 is: 154,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,544.80 : 248,317.20 = 103,250.40 : x
  2. Step 2: Convert to fraction form
    165,544.80/248,317.20 = 103,250.40/x
  3. Step 3: Cross multiply
    165,544.80x = 248,317.20 × 103,250.40
  4. Step 4: Simplify right side
    165,544.80x = 25,638,850,226.88
  5. Step 5: Solve for x
    x = 25,638,850,226.88/165,544.80
  6. Step 6: Final answer
    x = 154,875.60

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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.