Home / 182,272.10-251,511.09-101,687.90

Finding the Fourth Proportional to 182,272.10, 251,511.09 and 101,687.90

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Solution

The fourth proportional to 182,272.10, 251,511.09 and 101,687.90 is: 140,315.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,272.10 : 251,511.09 = 101,687.90 : x
  2. Step 2: Convert to fraction form
    182,272.10/251,511.09 = 101,687.90/x
  3. Step 3: Cross multiply
    182,272.10x = 251,511.09 × 101,687.90
  4. Step 4: Simplify right side
    182,272.10x = 25,575,634,568.81
  5. Step 5: Solve for x
    x = 25,575,634,568.81/182,272.10
  6. Step 6: Final answer
    x = 140,315.69

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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.