Home / 85,272.03-127,926.54-32,681.57

Finding the Fourth Proportional to 85,272.03, 127,926.54 and 32,681.57

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Solution

The fourth proportional to 85,272.03, 127,926.54 and 32,681.57 is: 49,029.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,272.03 : 127,926.54 = 32,681.57 : x
  2. Step 2: Convert to fraction form
    85,272.03/127,926.54 = 32,681.57/x
  3. Step 3: Cross multiply
    85,272.03x = 127,926.54 × 32,681.57
  4. Step 4: Simplify right side
    85,272.03x = 4,180,839,532.24
  5. Step 5: Solve for x
    x = 4,180,839,532.24/85,272.03
  6. Step 6: Final answer
    x = 49,029.44

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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.