Home / 79,725.37-110,021.02-43,915.38

Finding the Fourth Proportional to 79,725.37, 110,021.02 and 43,915.38

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Solution

The fourth proportional to 79,725.37, 110,021.02 and 43,915.38 is: 60,603.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,725.37 : 110,021.02 = 43,915.38 : x
  2. Step 2: Convert to fraction form
    79,725.37/110,021.02 = 43,915.38/x
  3. Step 3: Cross multiply
    79,725.37x = 110,021.02 × 43,915.38
  4. Step 4: Simplify right side
    79,725.37x = 4,831,614,901.29
  5. Step 5: Solve for x
    x = 4,831,614,901.29/79,725.37
  6. Step 6: Final answer
    x = 60,603.23

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1.5x scale

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.