Home / 168,491.90-252,653.33-56,132.61

Finding the Fourth Proportional to 168,491.90, 252,653.33 and 56,132.61

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Solution

The fourth proportional to 168,491.90, 252,653.33 and 56,132.61 is: 84,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,491.90 : 252,653.33 = 56,132.61 : x
  2. Step 2: Convert to fraction form
    168,491.90/252,653.33 = 56,132.61/x
  3. Step 3: Cross multiply
    168,491.90x = 252,653.33 × 56,132.61
  4. Step 4: Simplify right side
    168,491.90x = 14,182,090,838.09
  5. Step 5: Solve for x
    x = 14,182,090,838.09/168,491.90
  6. Step 6: Final answer
    x = 84,170.76

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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.