Home / 156,328.22-234,492.43-109,788.86

Finding the Fourth Proportional to 156,328.22, 234,492.43 and 109,788.86

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Solution

The fourth proportional to 156,328.22, 234,492.43 and 109,788.86 is: 164,683.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,328.22 : 234,492.43 = 109,788.86 : x
  2. Step 2: Convert to fraction form
    156,328.22/234,492.43 = 109,788.86/x
  3. Step 3: Cross multiply
    156,328.22x = 234,492.43 × 109,788.86
  4. Step 4: Simplify right side
    156,328.22x = 25,744,656,605.62
  5. Step 5: Solve for x
    x = 25,744,656,605.62/156,328.22
  6. Step 6: Final answer
    x = 164,683.36

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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.