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Finding the Fourth Proportional to 214,492.60, 321,793.58 and 151,435.58

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Solution

The fourth proportional to 214,492.60, 321,793.58 and 151,435.58 is: 227,191.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,492.60 : 321,793.58 = 151,435.58 : x
  2. Step 2: Convert to fraction form
    214,492.60/321,793.58 = 151,435.58/x
  3. Step 3: Cross multiply
    214,492.60x = 321,793.58 × 151,435.58
  4. Step 4: Simplify right side
    214,492.60x = 48,730,997,427.58
  5. Step 5: Solve for x
    x = 48,730,997,427.58/214,492.60
  6. Step 6: Final answer
    x = 227,191.98

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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.