Home / 174,717.86-240,515.63-129,310.27

Finding the Fourth Proportional to 174,717.86, 240,515.63 and 129,310.27

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Solution

The fourth proportional to 174,717.86, 240,515.63 and 129,310.27 is: 178,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,717.86 : 240,515.63 = 129,310.27 : x
  2. Step 2: Convert to fraction form
    174,717.86/240,515.63 = 129,310.27/x
  3. Step 3: Cross multiply
    174,717.86x = 240,515.63 × 129,310.27
  4. Step 4: Simplify right side
    174,717.86x = 31,101,141,644.49
  5. Step 5: Solve for x
    x = 31,101,141,644.49/174,717.86
  6. Step 6: Final answer
    x = 178,007.80

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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.