Home / 212,222.82-292,861.32-116,729.49

Finding the Fourth Proportional to 212,222.82, 292,861.32 and 116,729.49

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Solution

The fourth proportional to 212,222.82, 292,861.32 and 116,729.49 is: 161,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,222.82 : 292,861.32 = 116,729.49 : x
  2. Step 2: Convert to fraction form
    212,222.82/292,861.32 = 116,729.49/x
  3. Step 3: Cross multiply
    212,222.82x = 292,861.32 × 116,729.49
  4. Step 4: Simplify right side
    212,222.82x = 34,185,550,988.36
  5. Step 5: Solve for x
    x = 34,185,550,988.36/212,222.82
  6. Step 6: Final answer
    x = 161,083.30

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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.