Home / 95,315.88-142,927.50-28,743.60

Finding the Fourth Proportional to 95,315.88, 142,927.50 and 28,743.60

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Solution

The fourth proportional to 95,315.88, 142,927.50 and 28,743.60 is: 43,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,315.88 : 142,927.50 = 28,743.60 : x
  2. Step 2: Convert to fraction form
    95,315.88/142,927.50 = 28,743.60/x
  3. Step 3: Cross multiply
    95,315.88x = 142,927.50 × 28,743.60
  4. Step 4: Simplify right side
    95,315.88x = 4,108,250,889
  5. Step 5: Solve for x
    x = 4,108,250,889/95,315.88
  6. Step 6: Final answer
    x = 43,101.43

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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.