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Finding the Fourth Proportional to 269,214.99, 371,519.12 and 148,360.61

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Solution

The fourth proportional to 269,214.99, 371,519.12 and 148,360.61 is: 204,738.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,214.99 : 371,519.12 = 148,360.61 : x
  2. Step 2: Convert to fraction form
    269,214.99/371,519.12 = 148,360.61/x
  3. Step 3: Cross multiply
    269,214.99x = 371,519.12 × 148,360.61
  4. Step 4: Simplify right side
    269,214.99x = 55,118,801,783.17
  5. Step 5: Solve for x
    x = 55,118,801,783.17/269,214.99
  6. Step 6: Final answer
    x = 204,738.98

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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.