Home / 165,492.12-248,279.58-53,182.20

Finding the Fourth Proportional to 165,492.12, 248,279.58 and 53,182.20

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Solution

The fourth proportional to 165,492.12, 248,279.58 and 53,182.20 is: 79,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,492.12 : 248,279.58 = 53,182.20 : x
  2. Step 2: Convert to fraction form
    165,492.12/248,279.58 = 53,182.20/x
  3. Step 3: Cross multiply
    165,492.12x = 248,279.58 × 53,182.20
  4. Step 4: Simplify right side
    165,492.12x = 13,204,054,279.48
  5. Step 5: Solve for x
    x = 13,204,054,279.48/165,492.12
  6. Step 6: Final answer
    x = 79,786.60

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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.