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Finding the Fourth Proportional to 235,806.03, 325,327.93 and 158,300.57

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Solution

The fourth proportional to 235,806.03, 325,327.93 and 158,300.57 is: 218,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,806.03 : 325,327.93 = 158,300.57 : x
  2. Step 2: Convert to fraction form
    235,806.03/325,327.93 = 158,300.57/x
  3. Step 3: Cross multiply
    235,806.03x = 325,327.93 × 158,300.57
  4. Step 4: Simplify right side
    235,806.03x = 51,499,597,173.49
  5. Step 5: Solve for x
    x = 51,499,597,173.49/235,806.03
  6. Step 6: Final answer
    x = 218,398.13

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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.