Home / 68,256.79-102,336.66-26,101.36

Finding the Fourth Proportional to 68,256.79, 102,336.66 and 26,101.36

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Solution

The fourth proportional to 68,256.79, 102,336.66 and 26,101.36 is: 39,133.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,256.79 : 102,336.66 = 26,101.36 : x
  2. Step 2: Convert to fraction form
    68,256.79/102,336.66 = 26,101.36/x
  3. Step 3: Cross multiply
    68,256.79x = 102,336.66 × 26,101.36
  4. Step 4: Simplify right side
    68,256.79x = 2,671,126,003.86
  5. Step 5: Solve for x
    x = 2,671,126,003.86/68,256.79
  6. Step 6: Final answer
    x = 39,133.48

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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.