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Finding the Fourth Proportional to 180,229.08, 248,706.04 and 99,651.76

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Solution

The fourth proportional to 180,229.08, 248,706.04 and 99,651.76 is: 137,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,229.08 : 248,706.04 = 99,651.76 : x
  2. Step 2: Convert to fraction form
    180,229.08/248,706.04 = 99,651.76/x
  3. Step 3: Cross multiply
    180,229.08x = 248,706.04 × 99,651.76
  4. Step 4: Simplify right side
    180,229.08x = 24,783,994,608.63
  5. Step 5: Solve for x
    x = 24,783,994,608.63/180,229.08
  6. Step 6: Final answer
    x = 137,513.85

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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.