Home / 275,215.04-412,822.92-75,538.16

Finding the Fourth Proportional to 275,215.04, 412,822.92 and 75,538.16

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Solution

The fourth proportional to 275,215.04, 412,822.92 and 75,538.16 is: 113,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,215.04 : 412,822.92 = 75,538.16 : x
  2. Step 2: Convert to fraction form
    275,215.04/412,822.92 = 75,538.16/x
  3. Step 3: Cross multiply
    275,215.04x = 412,822.92 × 75,538.16
  4. Step 4: Simplify right side
    275,215.04x = 31,183,883,782.63
  5. Step 5: Solve for x
    x = 31,183,883,782.63/275,215.04
  6. Step 6: Final answer
    x = 113,307.34

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1.5x scale

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.