Home / 76,228.82-114,447.95-38,814.02

Finding the Fourth Proportional to 76,228.82, 114,447.95 and 38,814.02

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Solution

The fourth proportional to 76,228.82, 114,447.95 and 38,814.02 is: 58,274.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,228.82 : 114,447.95 = 38,814.02 : x
  2. Step 2: Convert to fraction form
    76,228.82/114,447.95 = 38,814.02/x
  3. Step 3: Cross multiply
    76,228.82x = 114,447.95 × 38,814.02
  4. Step 4: Simplify right side
    76,228.82x = 4,442,185,403.41
  5. Step 5: Solve for x
    x = 4,442,185,403.41/76,228.82
  6. Step 6: Final answer
    x = 58,274.36

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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.