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Finding the Fourth Proportional to 117,266.74, 175,900.24 and 28,519.63

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Solution

The fourth proportional to 117,266.74, 175,900.24 and 28,519.63 is: 42,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,266.74 : 175,900.24 = 28,519.63 : x
  2. Step 2: Convert to fraction form
    117,266.74/175,900.24 = 28,519.63/x
  3. Step 3: Cross multiply
    117,266.74x = 175,900.24 × 28,519.63
  4. Step 4: Simplify right side
    117,266.74x = 5,016,609,357.61
  5. Step 5: Solve for x
    x = 5,016,609,357.61/117,266.74
  6. Step 6: Final answer
    x = 42,779.47

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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.