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Finding the Fourth Proportional to 171,069.22, 256,618.19 and 63,028

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Solution

The fourth proportional to 171,069.22, 256,618.19 and 63,028 is: 94,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,069.22 : 256,618.19 = 63,028 : x
  2. Step 2: Convert to fraction form
    171,069.22/256,618.19 = 63,028/x
  3. Step 3: Cross multiply
    171,069.22x = 256,618.19 × 63,028
  4. Step 4: Simplify right side
    171,069.22x = 16,174,131,279.32
  5. Step 5: Solve for x
    x = 16,174,131,279.32/171,069.22
  6. Step 6: Final answer
    x = 94,547.29

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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.