Home / 176,308.63-264,481.39-57,989.19

Finding the Fourth Proportional to 176,308.63, 264,481.39 and 57,989.19

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Solution

The fourth proportional to 176,308.63, 264,481.39 and 57,989.19 is: 86,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,308.63 : 264,481.39 = 57,989.19 : x
  2. Step 2: Convert to fraction form
    176,308.63/264,481.39 = 57,989.19/x
  3. Step 3: Cross multiply
    176,308.63x = 264,481.39 × 57,989.19
  4. Step 4: Simplify right side
    176,308.63x = 15,337,061,431.20
  5. Step 5: Solve for x
    x = 15,337,061,431.20/176,308.63
  6. Step 6: Final answer
    x = 86,989.85

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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.