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Finding the Fourth Proportional to 374,370.70, 561,750.45 and 164,029.90

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Solution

The fourth proportional to 374,370.70, 561,750.45 and 164,029.90 is: 246,130.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,370.70 : 561,750.45 = 164,029.90 : x
  2. Step 2: Convert to fraction form
    374,370.70/561,750.45 = 164,029.90/x
  3. Step 3: Cross multiply
    374,370.70x = 561,750.45 × 164,029.90
  4. Step 4: Simplify right side
    374,370.70x = 92,143,870,138.46
  5. Step 5: Solve for x
    x = 92,143,870,138.46/374,370.70
  6. Step 6: Final answer
    x = 246,130.03

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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.