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Finding the Fourth Proportional to 201,207.35, 301,811.03 and 168,730.40

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Solution

The fourth proportional to 201,207.35, 301,811.03 and 168,730.40 is: 253,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,207.35 : 301,811.03 = 168,730.40 : x
  2. Step 2: Convert to fraction form
    201,207.35/301,811.03 = 168,730.40/x
  3. Step 3: Cross multiply
    201,207.35x = 301,811.03 × 168,730.40
  4. Step 4: Simplify right side
    201,207.35x = 50,924,694,972.66
  5. Step 5: Solve for x
    x = 50,924,694,972.66/201,207.35
  6. Step 6: Final answer
    x = 253,095.60

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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.