Home / 269,116.10-403,328.55-163,823.30

Finding the Fourth Proportional to 269,116.10, 403,328.55 and 163,823.30

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Solution

The fourth proportional to 269,116.10, 403,328.55 and 163,823.30 is: 245,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,116.10 : 403,328.55 = 163,823.30 : x
  2. Step 2: Convert to fraction form
    269,116.10/403,328.55 = 163,823.30/x
  3. Step 3: Cross multiply
    269,116.10x = 403,328.55 × 163,823.30
  4. Step 4: Simplify right side
    269,116.10x = 66,074,614,045.22
  5. Step 5: Solve for x
    x = 66,074,614,045.22/269,116.10
  6. Step 6: Final answer
    x = 245,524.57

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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.