Home / 132,685.22-199,039.08-37,915.94

Finding the Fourth Proportional to 132,685.22, 199,039.08 and 37,915.94

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Solution

The fourth proportional to 132,685.22, 199,039.08 and 37,915.94 is: 56,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,685.22 : 199,039.08 = 37,915.94 : x
  2. Step 2: Convert to fraction form
    132,685.22/199,039.08 = 37,915.94/x
  3. Step 3: Cross multiply
    132,685.22x = 199,039.08 × 37,915.94
  4. Step 4: Simplify right side
    132,685.22x = 7,546,753,814.94
  5. Step 5: Solve for x
    x = 7,546,753,814.94/132,685.22
  6. Step 6: Final answer
    x = 56,877.12

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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.