Home / 259,902.18-358,668-152,474.04

Finding the Fourth Proportional to 259,902.18, 358,668 and 152,474.04

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Solution

The fourth proportional to 259,902.18, 358,668 and 152,474.04 is: 210,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,902.18 : 358,668 = 152,474.04 : x
  2. Step 2: Convert to fraction form
    259,902.18/358,668 = 152,474.04/x
  3. Step 3: Cross multiply
    259,902.18x = 358,668 × 152,474.04
  4. Step 4: Simplify right side
    259,902.18x = 54,687,558,978.72
  5. Step 5: Solve for x
    x = 54,687,558,978.72/259,902.18
  6. Step 6: Final answer
    x = 210,415.93

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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.