Home / 255,269.10-352,304.38-146,415.90

Finding the Fourth Proportional to 255,269.10, 352,304.38 and 146,415.90

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Solution

The fourth proportional to 255,269.10, 352,304.38 and 146,415.90 is: 202,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,269.10 : 352,304.38 = 146,415.90 : x
  2. Step 2: Convert to fraction form
    255,269.10/352,304.38 = 146,415.90/x
  3. Step 3: Cross multiply
    255,269.10x = 352,304.38 × 146,415.90
  4. Step 4: Simplify right side
    255,269.10x = 51,582,962,871.64
  5. Step 5: Solve for x
    x = 51,582,962,871.64/255,269.10
  6. Step 6: Final answer
    x = 202,072.88

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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.