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Finding the Fourth Proportional to 260,072.56, 358,882 and 146,873.44

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Solution

The fourth proportional to 260,072.56, 358,882 and 146,873.44 is: 202,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,072.56 : 358,882 = 146,873.44 : x
  2. Step 2: Convert to fraction form
    260,072.56/358,882 = 146,873.44/x
  3. Step 3: Cross multiply
    260,072.56x = 358,882 × 146,873.44
  4. Step 4: Simplify right side
    260,072.56x = 52,710,233,894.08
  5. Step 5: Solve for x
    x = 52,710,233,894.08/260,072.56
  6. Step 6: Final answer
    x = 202,675.11

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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.