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Finding the Fourth Proportional to 62,353.72, 93,529.48 and 20,235

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Solution

The fourth proportional to 62,353.72, 93,529.48 and 20,235 is: 30,352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,353.72 : 93,529.48 = 20,235 : x
  2. Step 2: Convert to fraction form
    62,353.72/93,529.48 = 20,235/x
  3. Step 3: Cross multiply
    62,353.72x = 93,529.48 × 20,235
  4. Step 4: Simplify right side
    62,353.72x = 1,892,569,027.80
  5. Step 5: Solve for x
    x = 1,892,569,027.80/62,353.72
  6. Step 6: Final answer
    x = 30,352.14

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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.