Home / 180,243.72-248,767.20-104,835.96

Finding the Fourth Proportional to 180,243.72, 248,767.20 and 104,835.96

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Solution

The fourth proportional to 180,243.72, 248,767.20 and 104,835.96 is: 144,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,243.72 : 248,767.20 = 104,835.96 : x
  2. Step 2: Convert to fraction form
    180,243.72/248,767.20 = 104,835.96/x
  3. Step 3: Cross multiply
    180,243.72x = 248,767.20 × 104,835.96
  4. Step 4: Simplify right side
    180,243.72x = 26,079,748,228.51
  5. Step 5: Solve for x
    x = 26,079,748,228.51/180,243.72
  6. Step 6: Final answer
    x = 144,691.58

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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.