Home / 76,137.30-114,205.30-59,511.31

Finding the Fourth Proportional to 76,137.30, 114,205.30 and 59,511.31

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Solution

The fourth proportional to 76,137.30, 114,205.30 and 59,511.31 is: 89,266.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,137.30 : 114,205.30 = 59,511.31 : x
  2. Step 2: Convert to fraction form
    76,137.30/114,205.30 = 59,511.31/x
  3. Step 3: Cross multiply
    76,137.30x = 114,205.30 × 59,511.31
  4. Step 4: Simplify right side
    76,137.30x = 6,796,507,011.94
  5. Step 5: Solve for x
    x = 6,796,507,011.94/76,137.30
  6. Step 6: Final answer
    x = 89,266.46

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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.