Home / 247,130.30-370,622.78-104,974.44

Finding the Fourth Proportional to 247,130.30, 370,622.78 and 104,974.44

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Solution

The fourth proportional to 247,130.30, 370,622.78 and 104,974.44 is: 157,430.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,130.30 : 370,622.78 = 104,974.44 : x
  2. Step 2: Convert to fraction form
    247,130.30/370,622.78 = 104,974.44/x
  3. Step 3: Cross multiply
    247,130.30x = 370,622.78 × 104,974.44
  4. Step 4: Simplify right side
    247,130.30x = 38,905,918,256.87
  5. Step 5: Solve for x
    x = 38,905,918,256.87/247,130.30
  6. Step 6: Final answer
    x = 157,430.79

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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.