Home / 79,726.24-110,021.70-43,915.42

Finding the Fourth Proportional to 79,726.24, 110,021.70 and 43,915.42

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Solution

The fourth proportional to 79,726.24, 110,021.70 and 43,915.42 is: 60,603.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,726.24 : 110,021.70 = 43,915.42 : x
  2. Step 2: Convert to fraction form
    79,726.24/110,021.70 = 43,915.42/x
  3. Step 3: Cross multiply
    79,726.24x = 110,021.70 × 43,915.42
  4. Step 4: Simplify right side
    79,726.24x = 4,831,649,164.61
  5. Step 5: Solve for x
    x = 4,831,649,164.61/79,726.24
  6. Step 6: Final answer
    x = 60,603.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.