Home / 149,323.20-224,330.40-102,667.20

Finding the Fourth Proportional to 149,323.20, 224,330.40 and 102,667.20

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Solution

The fourth proportional to 149,323.20, 224,330.40 and 102,667.20 is: 154,238.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,323.20 : 224,330.40 = 102,667.20 : x
  2. Step 2: Convert to fraction form
    149,323.20/224,330.40 = 102,667.20/x
  3. Step 3: Cross multiply
    149,323.20x = 224,330.40 × 102,667.20
  4. Step 4: Simplify right side
    149,323.20x = 23,031,374,042.88
  5. Step 5: Solve for x
    x = 23,031,374,042.88/149,323.20
  6. Step 6: Final answer
    x = 154,238.42

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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.