Home / 299,669.16-413,525.16-163,675.56

Finding the Fourth Proportional to 299,669.16, 413,525.16 and 163,675.56

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Solution

The fourth proportional to 299,669.16, 413,525.16 and 163,675.56 is: 225,862.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,669.16 : 413,525.16 = 163,675.56 : x
  2. Step 2: Convert to fraction form
    299,669.16/413,525.16 = 163,675.56/x
  3. Step 3: Cross multiply
    299,669.16x = 413,525.16 × 163,675.56
  4. Step 4: Simplify right side
    299,669.16x = 67,683,962,137.09
  5. Step 5: Solve for x
    x = 67,683,962,137.09/299,669.16
  6. Step 6: Final answer
    x = 225,862.29

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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.