Home / 169,744.20-254,643.82-57,431.24

Finding the Fourth Proportional to 169,744.20, 254,643.82 and 57,431.24

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Solution

The fourth proportional to 169,744.20, 254,643.82 and 57,431.24 is: 86,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,744.20 : 254,643.82 = 57,431.24 : x
  2. Step 2: Convert to fraction form
    169,744.20/254,643.82 = 57,431.24/x
  3. Step 3: Cross multiply
    169,744.20x = 254,643.82 × 57,431.24
  4. Step 4: Simplify right side
    169,744.20x = 14,624,510,340.94
  5. Step 5: Solve for x
    x = 14,624,510,340.94/169,744.20
  6. Step 6: Final answer
    x = 86,156.17

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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.