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Finding the Fourth Proportional to 269,461.44, 371,859.12 and 148,607.04

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Solution

The fourth proportional to 269,461.44, 371,859.12 and 148,607.04 is: 205,079.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,461.44 : 371,859.12 = 148,607.04 : x
  2. Step 2: Convert to fraction form
    269,461.44/371,859.12 = 148,607.04/x
  3. Step 3: Cross multiply
    269,461.44x = 371,859.12 × 148,607.04
  4. Step 4: Simplify right side
    269,461.44x = 55,260,883,120.20
  5. Step 5: Solve for x
    x = 55,260,883,120.20/269,461.44
  6. Step 6: Final answer
    x = 205,079.00

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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.