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Finding the Fourth Proportional to 180,182.88, 248,618.16 and 113,084.64

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Solution

The fourth proportional to 180,182.88, 248,618.16 and 113,084.64 is: 156,035.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,182.88 : 248,618.16 = 113,084.64 : x
  2. Step 2: Convert to fraction form
    180,182.88/248,618.16 = 113,084.64/x
  3. Step 3: Cross multiply
    180,182.88x = 248,618.16 × 113,084.64
  4. Step 4: Simplify right side
    180,182.88x = 28,114,895,121.06
  5. Step 5: Solve for x
    x = 28,114,895,121.06/180,182.88
  6. Step 6: Final answer
    x = 156,035.33

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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.