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Finding the Fourth Proportional to 62,193.60, 93,484.80 and 61,027.20

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Solution

The fourth proportional to 62,193.60, 93,484.80 and 61,027.20 is: 91,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,193.60 : 93,484.80 = 61,027.20 : x
  2. Step 2: Convert to fraction form
    62,193.60/93,484.80 = 61,027.20/x
  3. Step 3: Cross multiply
    62,193.60x = 93,484.80 × 61,027.20
  4. Step 4: Simplify right side
    62,193.60x = 5,705,115,586.56
  5. Step 5: Solve for x
    x = 5,705,115,586.56/62,193.60
  6. Step 6: Final answer
    x = 91,731.55

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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.