Home / 116,134.40-174,083.68-45,037.92

Finding the Fourth Proportional to 116,134.40, 174,083.68 and 45,037.92

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Solution

The fourth proportional to 116,134.40, 174,083.68 and 45,037.92 is: 67,511.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,134.40 : 174,083.68 = 45,037.92 : x
  2. Step 2: Convert to fraction form
    116,134.40/174,083.68 = 45,037.92/x
  3. Step 3: Cross multiply
    116,134.40x = 174,083.68 × 45,037.92
  4. Step 4: Simplify right side
    116,134.40x = 7,840,366,853.15
  5. Step 5: Solve for x
    x = 7,840,366,853.15/116,134.40
  6. Step 6: Final answer
    x = 67,511.15

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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.