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Finding the Fourth Proportional to 180,180.68, 248,680.26 and 104,773

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Solution

The fourth proportional to 180,180.68, 248,680.26 and 104,773 is: 144,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,180.68 : 248,680.26 = 104,773 : x
  2. Step 2: Convert to fraction form
    180,180.68/248,680.26 = 104,773/x
  3. Step 3: Cross multiply
    180,180.68x = 248,680.26 × 104,773
  4. Step 4: Simplify right side
    180,180.68x = 26,054,976,880.98
  5. Step 5: Solve for x
    x = 26,054,976,880.98/180,180.68
  6. Step 6: Final answer
    x = 144,604.72

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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.