Home / 73,266.82-109,825.50-28,875.58

Finding the Fourth Proportional to 73,266.82, 109,825.50 and 28,875.58

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Solution

The fourth proportional to 73,266.82, 109,825.50 and 28,875.58 is: 43,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,266.82 : 109,825.50 = 28,875.58 : x
  2. Step 2: Convert to fraction form
    73,266.82/109,825.50 = 28,875.58/x
  3. Step 3: Cross multiply
    73,266.82x = 109,825.50 × 28,875.58
  4. Step 4: Simplify right side
    73,266.82x = 3,171,275,011.29
  5. Step 5: Solve for x
    x = 3,171,275,011.29/73,266.82
  6. Step 6: Final answer
    x = 43,283.92

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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.