Home / 238,677.21-329,292.57-148,000.54

Finding the Fourth Proportional to 238,677.21, 329,292.57 and 148,000.54

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Solution

The fourth proportional to 238,677.21, 329,292.57 and 148,000.54 is: 204,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,677.21 : 329,292.57 = 148,000.54 : x
  2. Step 2: Convert to fraction form
    238,677.21/329,292.57 = 148,000.54/x
  3. Step 3: Cross multiply
    238,677.21x = 329,292.57 × 148,000.54
  4. Step 4: Simplify right side
    238,677.21x = 48,735,478,177.99
  5. Step 5: Solve for x
    x = 48,735,478,177.99/238,677.21
  6. Step 6: Final answer
    x = 204,189.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.