Home / 114,747.36-172,095.08-43,644.64

Finding the Fourth Proportional to 114,747.36, 172,095.08 and 43,644.64

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Solution

The fourth proportional to 114,747.36, 172,095.08 and 43,644.64 is: 65,457.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,747.36 : 172,095.08 = 43,644.64 : x
  2. Step 2: Convert to fraction form
    114,747.36/172,095.08 = 43,644.64/x
  3. Step 3: Cross multiply
    114,747.36x = 172,095.08 × 43,644.64
  4. Step 4: Simplify right side
    114,747.36x = 7,511,027,812.37
  5. Step 5: Solve for x
    x = 7,511,027,812.37/114,747.36
  6. Step 6: Final answer
    x = 65,457.09

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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.