Home / 294,390.04-441,289.81-136,729.21

Finding the Fourth Proportional to 294,390.04, 441,289.81 and 136,729.21

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Solution

The fourth proportional to 294,390.04, 441,289.81 and 136,729.21 is: 204,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,390.04 : 441,289.81 = 136,729.21 : x
  2. Step 2: Convert to fraction form
    294,390.04/441,289.81 = 136,729.21/x
  3. Step 3: Cross multiply
    294,390.04x = 441,289.81 × 136,729.21
  4. Step 4: Simplify right side
    294,390.04x = 60,337,207,102.35
  5. Step 5: Solve for x
    x = 60,337,207,102.35/294,390.04
  6. Step 6: Final answer
    x = 204,956.69

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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.