Home / 116,940,108.20-175,032,248.70-91,241,983.40

Finding the Fourth Proportional to 116,940,108.20, 175,032,248.70 and 91,241,983.40

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Solution

The fourth proportional to 116,940,108.20, 175,032,248.70 and 91,241,983.40 is: 136,568,109.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,940,108.20 : 175,032,248.70 = 91,241,983.40 : x
  2. Step 2: Convert to fraction form
    116,940,108.20/175,032,248.70 = 91,241,983.40/x
  3. Step 3: Cross multiply
    116,940,108.20x = 175,032,248.70 × 91,241,983.40
  4. Step 4: Simplify right side
    116,940,108.20x = 15,970,289,530,350,072
  5. Step 5: Solve for x
    x = 15,970,289,530,350,072/116,940,108.20
  6. Step 6: Final answer
    x = 136,568,109.75

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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.