Home / 116,098.70-173,856.45-76,441.10

Finding the Fourth Proportional to 116,098.70, 173,856.45 and 76,441.10

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Solution

The fourth proportional to 116,098.70, 173,856.45 and 76,441.10 is: 114,469.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,098.70 : 173,856.45 = 76,441.10 : x
  2. Step 2: Convert to fraction form
    116,098.70/173,856.45 = 76,441.10/x
  3. Step 3: Cross multiply
    116,098.70x = 173,856.45 × 76,441.10
  4. Step 4: Simplify right side
    116,098.70x = 13,289,778,280.10
  5. Step 5: Solve for x
    x = 13,289,778,280.10/116,098.70
  6. Step 6: Final answer
    x = 114,469.66

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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.