Home / 51,148.26-76,672.80-26,200.08

Finding the Fourth Proportional to 51,148.26, 76,672.80 and 26,200.08

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Solution

The fourth proportional to 51,148.26, 76,672.80 and 26,200.08 is: 39,274.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,148.26 : 76,672.80 = 26,200.08 : x
  2. Step 2: Convert to fraction form
    51,148.26/76,672.80 = 26,200.08/x
  3. Step 3: Cross multiply
    51,148.26x = 76,672.80 × 26,200.08
  4. Step 4: Simplify right side
    51,148.26x = 2,008,833,493.82
  5. Step 5: Solve for x
    x = 2,008,833,493.82/51,148.26
  6. Step 6: Final answer
    x = 39,274.72

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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.