Home / 162,433.40-243,650.10-156,212.60

Finding the Fourth Proportional to 162,433.40, 243,650.10 and 156,212.60

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Solution

The fourth proportional to 162,433.40, 243,650.10 and 156,212.60 is: 234,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,433.40 : 243,650.10 = 156,212.60 : x
  2. Step 2: Convert to fraction form
    162,433.40/243,650.10 = 156,212.60/x
  3. Step 3: Cross multiply
    162,433.40x = 243,650.10 × 156,212.60
  4. Step 4: Simplify right side
    162,433.40x = 38,061,215,611.26
  5. Step 5: Solve for x
    x = 38,061,215,611.26/162,433.40
  6. Step 6: Final answer
    x = 234,318.90

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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.