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Finding the Fourth Proportional to 262,435.43, 362,160 and 147,714.01

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Solution

The fourth proportional to 262,435.43, 362,160 and 147,714.01 is: 203,844.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,435.43 : 362,160 = 147,714.01 : x
  2. Step 2: Convert to fraction form
    262,435.43/362,160 = 147,714.01/x
  3. Step 3: Cross multiply
    262,435.43x = 362,160 × 147,714.01
  4. Step 4: Simplify right side
    262,435.43x = 53,496,105,861.60
  5. Step 5: Solve for x
    x = 53,496,105,861.60/262,435.43
  6. Step 6: Final answer
    x = 203,844.83

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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.