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Finding the Fourth Proportional to 219,597.54, 303,044.76 and 118,995.54

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Solution

The fourth proportional to 219,597.54, 303,044.76 and 118,995.54 is: 164,213.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,597.54 : 303,044.76 = 118,995.54 : x
  2. Step 2: Convert to fraction form
    219,597.54/303,044.76 = 118,995.54/x
  3. Step 3: Cross multiply
    219,597.54x = 303,044.76 × 118,995.54
  4. Step 4: Simplify right side
    219,597.54x = 36,060,974,860.37
  5. Step 5: Solve for x
    x = 36,060,974,860.37/219,597.54
  6. Step 6: Final answer
    x = 164,213.93

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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.