Home / 260,719.29-359,822.79-158,804.55

Finding the Fourth Proportional to 260,719.29, 359,822.79 and 158,804.55

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Solution

The fourth proportional to 260,719.29, 359,822.79 and 158,804.55 is: 219,168.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,719.29 : 359,822.79 = 158,804.55 : x
  2. Step 2: Convert to fraction form
    260,719.29/359,822.79 = 158,804.55/x
  3. Step 3: Cross multiply
    260,719.29x = 359,822.79 × 158,804.55
  4. Step 4: Simplify right side
    260,719.29x = 57,141,496,245.69
  5. Step 5: Solve for x
    x = 57,141,496,245.69/260,719.29
  6. Step 6: Final answer
    x = 219,168.66

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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.