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Finding the Fourth Proportional to 62,604.26, 93,348.02 and 55,649.60

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Solution

The fourth proportional to 62,604.26, 93,348.02 and 55,649.60 is: 82,978.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,604.26 : 93,348.02 = 55,649.60 : x
  2. Step 2: Convert to fraction form
    62,604.26/93,348.02 = 55,649.60/x
  3. Step 3: Cross multiply
    62,604.26x = 93,348.02 × 55,649.60
  4. Step 4: Simplify right side
    62,604.26x = 5,194,779,973.79
  5. Step 5: Solve for x
    x = 5,194,779,973.79/62,604.26
  6. Step 6: Final answer
    x = 82,978.06

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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.