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Finding the Fourth Proportional to 180,353.77, 248,892.83 and 108,738.39

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Solution

The fourth proportional to 180,353.77, 248,892.83 and 108,738.39 is: 150,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,353.77 : 248,892.83 = 108,738.39 : x
  2. Step 2: Convert to fraction form
    180,353.77/248,892.83 = 108,738.39/x
  3. Step 3: Cross multiply
    180,353.77x = 248,892.83 × 108,738.39
  4. Step 4: Simplify right side
    180,353.77x = 27,064,205,616.74
  5. Step 5: Solve for x
    x = 27,064,205,616.74/180,353.77
  6. Step 6: Final answer
    x = 150,061.77

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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.