Home / 179,242.08-247,215.91-111,299.28

Finding the Fourth Proportional to 179,242.08, 247,215.91 and 111,299.28

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Solution

The fourth proportional to 179,242.08, 247,215.91 and 111,299.28 is: 153,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,242.08 : 247,215.91 = 111,299.28 : x
  2. Step 2: Convert to fraction form
    179,242.08/247,215.91 = 111,299.28/x
  3. Step 3: Cross multiply
    179,242.08x = 247,215.91 × 111,299.28
  4. Step 4: Simplify right side
    179,242.08x = 27,514,952,787.54
  5. Step 5: Solve for x
    x = 27,514,952,787.54/179,242.08
  6. Step 6: Final answer
    x = 153,507.22

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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.