Home / 250,296.18-345,421.17-154,852.50

Finding the Fourth Proportional to 250,296.18, 345,421.17 and 154,852.50

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Solution

The fourth proportional to 250,296.18, 345,421.17 and 154,852.50 is: 213,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,296.18 : 345,421.17 = 154,852.50 : x
  2. Step 2: Convert to fraction form
    250,296.18/345,421.17 = 154,852.50/x
  3. Step 3: Cross multiply
    250,296.18x = 345,421.17 × 154,852.50
  4. Step 4: Simplify right side
    250,296.18x = 53,489,331,727.43
  5. Step 5: Solve for x
    x = 53,489,331,727.43/250,296.18
  6. Step 6: Final answer
    x = 213,704.15

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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.