Home / 182,099.21-251,315.27-105,641.69

Finding the Fourth Proportional to 182,099.21, 251,315.27 and 105,641.69

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Solution

The fourth proportional to 182,099.21, 251,315.27 and 105,641.69 is: 145,796.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,099.21 : 251,315.27 = 105,641.69 : x
  2. Step 2: Convert to fraction form
    182,099.21/251,315.27 = 105,641.69/x
  3. Step 3: Cross multiply
    182,099.21x = 251,315.27 × 105,641.69
  4. Step 4: Simplify right side
    182,099.21x = 26,549,368,456.98
  5. Step 5: Solve for x
    x = 26,549,368,456.98/182,099.21
  6. Step 6: Final answer
    x = 145,796.18

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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.