Home / 306,026.48-422,318.84-170,073.14

Finding the Fourth Proportional to 306,026.48, 422,318.84 and 170,073.14

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Solution

The fourth proportional to 306,026.48, 422,318.84 and 170,073.14 is: 234,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,026.48 : 422,318.84 = 170,073.14 : x
  2. Step 2: Convert to fraction form
    306,026.48/422,318.84 = 170,073.14/x
  3. Step 3: Cross multiply
    306,026.48x = 422,318.84 × 170,073.14
  4. Step 4: Simplify right side
    306,026.48x = 71,825,091,199.96
  5. Step 5: Solve for x
    x = 71,825,091,199.96/306,026.48
  6. Step 6: Final answer
    x = 234,702.21

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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.