Home / 76,840.48-115,272.66-32,467.45

Finding the Fourth Proportional to 76,840.48, 115,272.66 and 32,467.45

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Solution

The fourth proportional to 76,840.48, 115,272.66 and 32,467.45 is: 48,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,840.48 : 115,272.66 = 32,467.45 : x
  2. Step 2: Convert to fraction form
    76,840.48/115,272.66 = 32,467.45/x
  3. Step 3: Cross multiply
    76,840.48x = 115,272.66 × 32,467.45
  4. Step 4: Simplify right side
    76,840.48x = 3,742,609,324.92
  5. Step 5: Solve for x
    x = 3,742,609,324.92/76,840.48
  6. Step 6: Final answer
    x = 48,706.22

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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.