Home / 178,753.44-246,763.68-103,287.36

Finding the Fourth Proportional to 178,753.44, 246,763.68 and 103,287.36

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Solution

The fourth proportional to 178,753.44, 246,763.68 and 103,287.36 is: 142,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,753.44 : 246,763.68 = 103,287.36 : x
  2. Step 2: Convert to fraction form
    178,753.44/246,763.68 = 103,287.36/x
  3. Step 3: Cross multiply
    178,753.44x = 246,763.68 × 103,287.36
  4. Step 4: Simplify right side
    178,753.44x = 25,487,569,051.08
  5. Step 5: Solve for x
    x = 25,487,569,051.08/178,753.44
  6. Step 6: Final answer
    x = 142,585.05

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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.