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Finding the Fourth Proportional to 260,732.72, 359,816.58 and 158,762.43

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Solution

The fourth proportional to 260,732.72, 359,816.58 and 158,762.43 is: 219,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,732.72 : 359,816.58 = 158,762.43 : x
  2. Step 2: Convert to fraction form
    260,732.72/359,816.58 = 158,762.43/x
  3. Step 3: Cross multiply
    260,732.72x = 359,816.58 × 158,762.43
  4. Step 4: Simplify right side
    260,732.72x = 57,125,354,595.09
  5. Step 5: Solve for x
    x = 57,125,354,595.09/260,732.72
  6. Step 6: Final answer
    x = 219,095.46

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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.