Home / 184,483.72-276,725.64-142,425.16

Finding the Fourth Proportional to 184,483.72, 276,725.64 and 142,425.16

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Solution

The fourth proportional to 184,483.72, 276,725.64 and 142,425.16 is: 213,637.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,483.72 : 276,725.64 = 142,425.16 : x
  2. Step 2: Convert to fraction form
    184,483.72/276,725.64 = 142,425.16/x
  3. Step 3: Cross multiply
    184,483.72x = 276,725.64 × 142,425.16
  4. Step 4: Simplify right side
    184,483.72x = 39,412,693,553.10
  5. Step 5: Solve for x
    x = 39,412,693,553.10/184,483.72
  6. Step 6: Final answer
    x = 213,637.79

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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.