Home / 214,431.28-295,721.40-133,866.24

Finding the Fourth Proportional to 214,431.28, 295,721.40 and 133,866.24

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Solution

The fourth proportional to 214,431.28, 295,721.40 and 133,866.24 is: 184,614.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,431.28 : 295,721.40 = 133,866.24 : x
  2. Step 2: Convert to fraction form
    214,431.28/295,721.40 = 133,866.24/x
  3. Step 3: Cross multiply
    214,431.28x = 295,721.40 × 133,866.24
  4. Step 4: Simplify right side
    214,431.28x = 39,587,111,905.54
  5. Step 5: Solve for x
    x = 39,587,111,905.54/214,431.28
  6. Step 6: Final answer
    x = 184,614.45

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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.