Home / 364,122.27-546,065.31-139,470.75

Finding the Fourth Proportional to 364,122.27, 546,065.31 and 139,470.75

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Solution

The fourth proportional to 364,122.27, 546,065.31 and 139,470.75 is: 209,160.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,122.27 : 546,065.31 = 139,470.75 : x
  2. Step 2: Convert to fraction form
    364,122.27/546,065.31 = 139,470.75/x
  3. Step 3: Cross multiply
    364,122.27x = 546,065.31 × 139,470.75
  4. Step 4: Simplify right side
    364,122.27x = 76,160,138,334.68
  5. Step 5: Solve for x
    x = 76,160,138,334.68/364,122.27
  6. Step 6: Final answer
    x = 209,160.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.