Home / 178,660.36-246,556.11-101,130

Finding the Fourth Proportional to 178,660.36, 246,556.11 and 101,130

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Solution

The fourth proportional to 178,660.36, 246,556.11 and 101,130 is: 139,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,660.36 : 246,556.11 = 101,130 : x
  2. Step 2: Convert to fraction form
    178,660.36/246,556.11 = 101,130/x
  3. Step 3: Cross multiply
    178,660.36x = 246,556.11 × 101,130
  4. Step 4: Simplify right side
    178,660.36x = 24,934,219,404.30
  5. Step 5: Solve for x
    x = 24,934,219,404.30/178,660.36
  6. Step 6: Final answer
    x = 139,562.12

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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.