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Finding the Fourth Proportional to 180,026.92, 248,458.26 and 108,443.08

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Solution

The fourth proportional to 180,026.92, 248,458.26 and 108,443.08 is: 149,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,026.92 : 248,458.26 = 108,443.08 : x
  2. Step 2: Convert to fraction form
    180,026.92/248,458.26 = 108,443.08/x
  3. Step 3: Cross multiply
    180,026.92x = 248,458.26 × 108,443.08
  4. Step 4: Simplify right side
    180,026.92x = 26,943,578,965.84
  5. Step 5: Solve for x
    x = 26,943,578,965.84/180,026.92
  6. Step 6: Final answer
    x = 149,664.17

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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.