Home / 73,915.28-102,005.19-41,650.20

Finding the Fourth Proportional to 73,915.28, 102,005.19 and 41,650.20

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Solution

The fourth proportional to 73,915.28, 102,005.19 and 41,650.20 is: 57,478.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,915.28 : 102,005.19 = 41,650.20 : x
  2. Step 2: Convert to fraction form
    73,915.28/102,005.19 = 41,650.20/x
  3. Step 3: Cross multiply
    73,915.28x = 102,005.19 × 41,650.20
  4. Step 4: Simplify right side
    73,915.28x = 4,248,536,652.39
  5. Step 5: Solve for x
    x = 4,248,536,652.39/73,915.28
  6. Step 6: Final answer
    x = 57,478.46

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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.