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Finding the Fourth Proportional to 201,892.60, 302,510.85 and 173,680.30

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Solution

The fourth proportional to 201,892.60, 302,510.85 and 173,680.30 is: 260,238.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,892.60 : 302,510.85 = 173,680.30 : x
  2. Step 2: Convert to fraction form
    201,892.60/302,510.85 = 173,680.30/x
  3. Step 3: Cross multiply
    201,892.60x = 302,510.85 × 173,680.30
  4. Step 4: Simplify right side
    201,892.60x = 52,540,175,181.26
  5. Step 5: Solve for x
    x = 52,540,175,181.26/201,892.60
  6. Step 6: Final answer
    x = 260,238.24

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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.