Home / 235,403.07-324,849.27-133,437.90

Finding the Fourth Proportional to 235,403.07, 324,849.27 and 133,437.90

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Solution

The fourth proportional to 235,403.07, 324,849.27 and 133,437.90 is: 184,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,403.07 : 324,849.27 = 133,437.90 : x
  2. Step 2: Convert to fraction form
    235,403.07/324,849.27 = 133,437.90/x
  3. Step 3: Cross multiply
    235,403.07x = 324,849.27 × 133,437.90
  4. Step 4: Simplify right side
    235,403.07x = 43,347,204,405.33
  5. Step 5: Solve for x
    x = 43,347,204,405.33/235,403.07
  6. Step 6: Final answer
    x = 184,140.35

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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.