Home / 154,996.04-231,963.20-107,664.50

Finding the Fourth Proportional to 154,996.04, 231,963.20 and 107,664.50

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Solution

The fourth proportional to 154,996.04, 231,963.20 and 107,664.50 is: 161,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,996.04 : 231,963.20 = 107,664.50 : x
  2. Step 2: Convert to fraction form
    154,996.04/231,963.20 = 107,664.50/x
  3. Step 3: Cross multiply
    154,996.04x = 231,963.20 × 107,664.50
  4. Step 4: Simplify right side
    154,996.04x = 24,974,201,946.40
  5. Step 5: Solve for x
    x = 24,974,201,946.40/154,996.04
  6. Step 6: Final answer
    x = 161,128.00

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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.