Home / 79,040.36-118,593.82-34,644.20

Finding the Fourth Proportional to 79,040.36, 118,593.82 and 34,644.20

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Solution

The fourth proportional to 79,040.36, 118,593.82 and 34,644.20 is: 51,980.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,040.36 : 118,593.82 = 34,644.20 : x
  2. Step 2: Convert to fraction form
    79,040.36/118,593.82 = 34,644.20/x
  3. Step 3: Cross multiply
    79,040.36x = 118,593.82 × 34,644.20
  4. Step 4: Simplify right side
    79,040.36x = 4,108,588,018.84
  5. Step 5: Solve for x
    x = 4,108,588,018.84/79,040.36
  6. Step 6: Final answer
    x = 51,980.89

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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.