Home / 197,564.96-296,048.09-130,765.78

Finding the Fourth Proportional to 197,564.96, 296,048.09 and 130,765.78

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Solution

The fourth proportional to 197,564.96, 296,048.09 and 130,765.78 is: 195,950.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,564.96 : 296,048.09 = 130,765.78 : x
  2. Step 2: Convert to fraction form
    197,564.96/296,048.09 = 130,765.78/x
  3. Step 3: Cross multiply
    197,564.96x = 296,048.09 × 130,765.78
  4. Step 4: Simplify right side
    197,564.96x = 38,712,959,406.36
  5. Step 5: Solve for x
    x = 38,712,959,406.36/197,564.96
  6. Step 6: Final answer
    x = 195,950.53

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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.