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Finding the Fourth Proportional to 90,562.89, 135,848.01 and 23,096.67

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Solution

The fourth proportional to 90,562.89, 135,848.01 and 23,096.67 is: 34,645.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,562.89 : 135,848.01 = 23,096.67 : x
  2. Step 2: Convert to fraction form
    90,562.89/135,848.01 = 23,096.67/x
  3. Step 3: Cross multiply
    90,562.89x = 135,848.01 × 23,096.67
  4. Step 4: Simplify right side
    90,562.89x = 3,137,636,657.13
  5. Step 5: Solve for x
    x = 3,137,636,657.13/90,562.89
  6. Step 6: Final answer
    x = 34,645.94

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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.