Home / 144,922.04-217,714.32-102,905.72

Finding the Fourth Proportional to 144,922.04, 217,714.32 and 102,905.72

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Solution

The fourth proportional to 144,922.04, 217,714.32 and 102,905.72 is: 154,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,922.04 : 217,714.32 = 102,905.72 : x
  2. Step 2: Convert to fraction form
    144,922.04/217,714.32 = 102,905.72/x
  3. Step 3: Cross multiply
    144,922.04x = 217,714.32 × 102,905.72
  4. Step 4: Simplify right side
    144,922.04x = 22,404,048,853.91
  5. Step 5: Solve for x
    x = 22,404,048,853.91/144,922.04
  6. Step 6: Final answer
    x = 154,593.80

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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.