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Finding the Fourth Proportional to 264,863.48, 365,518.77 and 144,012.88

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Solution

The fourth proportional to 264,863.48, 365,518.77 and 144,012.88 is: 198,741.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,863.48 : 365,518.77 = 144,012.88 : x
  2. Step 2: Convert to fraction form
    264,863.48/365,518.77 = 144,012.88/x
  3. Step 3: Cross multiply
    264,863.48x = 365,518.77 × 144,012.88
  4. Step 4: Simplify right side
    264,863.48x = 52,639,410,761.76
  5. Step 5: Solve for x
    x = 52,639,410,761.76/264,863.48
  6. Step 6: Final answer
    x = 198,741.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.