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Finding the Fourth Proportional to 62,848.04, 94,274.96 and 20,157.80

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Solution

The fourth proportional to 62,848.04, 94,274.96 and 20,157.80 is: 30,237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,848.04 : 94,274.96 = 20,157.80 : x
  2. Step 2: Convert to fraction form
    62,848.04/94,274.96 = 20,157.80/x
  3. Step 3: Cross multiply
    62,848.04x = 94,274.96 × 20,157.80
  4. Step 4: Simplify right side
    62,848.04x = 1,900,375,216.52
  5. Step 5: Solve for x
    x = 1,900,375,216.52/62,848.04
  6. Step 6: Final answer
    x = 30,237.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.