Home / 169,450.12-254,176.05-57,131.31

Finding the Fourth Proportional to 169,450.12, 254,176.05 and 57,131.31

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Solution

The fourth proportional to 169,450.12, 254,176.05 and 57,131.31 is: 85,697.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,450.12 : 254,176.05 = 57,131.31 : x
  2. Step 2: Convert to fraction form
    169,450.12/254,176.05 = 57,131.31/x
  3. Step 3: Cross multiply
    169,450.12x = 254,176.05 × 57,131.31
  4. Step 4: Simplify right side
    169,450.12x = 14,521,410,707.13
  5. Step 5: Solve for x
    x = 14,521,410,707.13/169,450.12
  6. Step 6: Final answer
    x = 85,697.26

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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.