Home / 75,982.08-114,090.18-64,289.46

Finding the Fourth Proportional to 75,982.08, 114,090.18 and 64,289.46

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Solution

The fourth proportional to 75,982.08, 114,090.18 and 64,289.46 is: 96,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,982.08 : 114,090.18 = 64,289.46 : x
  2. Step 2: Convert to fraction form
    75,982.08/114,090.18 = 64,289.46/x
  3. Step 3: Cross multiply
    75,982.08x = 114,090.18 × 64,289.46
  4. Step 4: Simplify right side
    75,982.08x = 7,334,796,063.50
  5. Step 5: Solve for x
    x = 7,334,796,063.50/75,982.08
  6. Step 6: Final answer
    x = 96,533.24

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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.