Home / 116,661.21-175,085.27-53,511.11

Finding the Fourth Proportional to 116,661.21, 175,085.27 and 53,511.11

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Solution

The fourth proportional to 116,661.21, 175,085.27 and 53,511.11 is: 80,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,661.21 : 175,085.27 = 53,511.11 : x
  2. Step 2: Convert to fraction form
    116,661.21/175,085.27 = 53,511.11/x
  3. Step 3: Cross multiply
    116,661.21x = 175,085.27 × 53,511.11
  4. Step 4: Simplify right side
    116,661.21x = 9,369,006,856.60
  5. Step 5: Solve for x
    x = 9,369,006,856.60/116,661.21
  6. Step 6: Final answer
    x = 80,309.53

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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.