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Finding the Fourth Proportional to 70,522.44, 105,784.02 and 23,775.72

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Solution

The fourth proportional to 70,522.44, 105,784.02 and 23,775.72 is: 35,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,522.44 : 105,784.02 = 23,775.72 : x
  2. Step 2: Convert to fraction form
    70,522.44/105,784.02 = 23,775.72/x
  3. Step 3: Cross multiply
    70,522.44x = 105,784.02 × 23,775.72
  4. Step 4: Simplify right side
    70,522.44x = 2,515,091,239.99
  5. Step 5: Solve for x
    x = 2,515,091,239.99/70,522.44
  6. Step 6: Final answer
    x = 35,663.70

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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.