Home / 156,748.96-235,123.44-110,209.60

Finding the Fourth Proportional to 156,748.96, 235,123.44 and 110,209.60

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Solution

The fourth proportional to 156,748.96, 235,123.44 and 110,209.60 is: 165,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,748.96 : 235,123.44 = 110,209.60 : x
  2. Step 2: Convert to fraction form
    156,748.96/235,123.44 = 110,209.60/x
  3. Step 3: Cross multiply
    156,748.96x = 235,123.44 × 110,209.60
  4. Step 4: Simplify right side
    156,748.96x = 25,912,860,273.02
  5. Step 5: Solve for x
    x = 25,912,860,273.02/156,748.96
  6. Step 6: Final answer
    x = 165,314.40

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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.