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Finding the Fourth Proportional to 64,580.96, 96,915.53 and 22,460.63

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Solution

The fourth proportional to 64,580.96, 96,915.53 and 22,460.63 is: 33,706.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,580.96 : 96,915.53 = 22,460.63 : x
  2. Step 2: Convert to fraction form
    64,580.96/96,915.53 = 22,460.63/x
  3. Step 3: Cross multiply
    64,580.96x = 96,915.53 × 22,460.63
  4. Step 4: Simplify right side
    64,580.96x = 2,176,783,860.58
  5. Step 5: Solve for x
    x = 2,176,783,860.58/64,580.96
  6. Step 6: Final answer
    x = 33,706.28

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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.