Home / 197,290.09-296,013.28-102,580.00

Finding the Fourth Proportional to 197,290.09, 296,013.28 and 102,580.00

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Solution

The fourth proportional to 197,290.09, 296,013.28 and 102,580.00 is: 153,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,290.09 : 296,013.28 = 102,580.00 : x
  2. Step 2: Convert to fraction form
    197,290.09/296,013.28 = 102,580.00/x
  3. Step 3: Cross multiply
    197,290.09x = 296,013.28 × 102,580.00
  4. Step 4: Simplify right side
    197,290.09x = 30,365,041,265.92
  5. Step 5: Solve for x
    x = 30,365,041,265.92/197,290.09
  6. Step 6: Final answer
    x = 153,910.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.