Home / 268,254.90-402,236.55-110,499.30

Finding the Fourth Proportional to 268,254.90, 402,236.55 and 110,499.30

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Solution

The fourth proportional to 268,254.90, 402,236.55 and 110,499.30 is: 165,688.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,254.90 : 402,236.55 = 110,499.30 : x
  2. Step 2: Convert to fraction form
    268,254.90/402,236.55 = 110,499.30/x
  3. Step 3: Cross multiply
    268,254.90x = 402,236.55 × 110,499.30
  4. Step 4: Simplify right side
    268,254.90x = 44,446,857,209.42
  5. Step 5: Solve for x
    x = 44,446,857,209.42/268,254.90
  6. Step 6: Final answer
    x = 165,688.89

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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.