Home / 76,339.20-114,297.36-57,562.32

Finding the Fourth Proportional to 76,339.20, 114,297.36 and 57,562.32

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Solution

The fourth proportional to 76,339.20, 114,297.36 and 57,562.32 is: 86,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,339.20 : 114,297.36 = 57,562.32 : x
  2. Step 2: Convert to fraction form
    76,339.20/114,297.36 = 57,562.32/x
  3. Step 3: Cross multiply
    76,339.20x = 114,297.36 × 57,562.32
  4. Step 4: Simplify right side
    76,339.20x = 6,579,221,211.48
  5. Step 5: Solve for x
    x = 6,579,221,211.48/76,339.20
  6. Step 6: Final answer
    x = 86,184.05

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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.