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Finding the Fourth Proportional to 41,293.70, 61,628.50 and 37,307.90

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Solution

The fourth proportional to 41,293.70, 61,628.50 and 37,307.90 is: 55,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,293.70 : 61,628.50 = 37,307.90 : x
  2. Step 2: Convert to fraction form
    41,293.70/61,628.50 = 37,307.90/x
  3. Step 3: Cross multiply
    41,293.70x = 61,628.50 × 37,307.90
  4. Step 4: Simplify right side
    41,293.70x = 2,299,229,915.15
  5. Step 5: Solve for x
    x = 2,299,229,915.15/41,293.70
  6. Step 6: Final answer
    x = 55,679.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.