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Finding the Fourth Proportional to 96,448.78, 133,068.56 and 62,483.30

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Solution

The fourth proportional to 96,448.78, 133,068.56 and 62,483.30 is: 86,207.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,448.78 : 133,068.56 = 62,483.30 : x
  2. Step 2: Convert to fraction form
    96,448.78/133,068.56 = 62,483.30/x
  3. Step 3: Cross multiply
    96,448.78x = 133,068.56 × 62,483.30
  4. Step 4: Simplify right side
    96,448.78x = 8,314,562,755.05
  5. Step 5: Solve for x
    x = 8,314,562,755.05/96,448.78
  6. Step 6: Final answer
    x = 86,207.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.