Home / 96,767.09-145,076.77-54,694.68

Finding the Fourth Proportional to 96,767.09, 145,076.77 and 54,694.68

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Solution

The fourth proportional to 96,767.09, 145,076.77 and 54,694.68 is: 82,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,767.09 : 145,076.77 = 54,694.68 : x
  2. Step 2: Convert to fraction form
    96,767.09/145,076.77 = 54,694.68/x
  3. Step 3: Cross multiply
    96,767.09x = 145,076.77 × 54,694.68
  4. Step 4: Simplify right side
    96,767.09x = 7,934,927,510.58
  5. Step 5: Solve for x
    x = 7,934,927,510.58/96,767.09
  6. Step 6: Final answer
    x = 82,000.27

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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.