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Finding the Fourth Proportional to 165,658.60, 248,682.30 and 164,492.20

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Solution

The fourth proportional to 165,658.60, 248,682.30 and 164,492.20 is: 246,931.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,658.60 : 248,682.30 = 164,492.20 : x
  2. Step 2: Convert to fraction form
    165,658.60/248,682.30 = 164,492.20/x
  3. Step 3: Cross multiply
    165,658.60x = 248,682.30 × 164,492.20
  4. Step 4: Simplify right side
    165,658.60x = 40,906,298,628.06
  5. Step 5: Solve for x
    x = 40,906,298,628.06/165,658.60
  6. Step 6: Final answer
    x = 246,931.33

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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.