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Finding the Fourth Proportional to 96,633.54, 133,370.96 and 56,370.87

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Solution

The fourth proportional to 96,633.54, 133,370.96 and 56,370.87 is: 77,801.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,633.54 : 133,370.96 = 56,370.87 : x
  2. Step 2: Convert to fraction form
    96,633.54/133,370.96 = 56,370.87/x
  3. Step 3: Cross multiply
    96,633.54x = 133,370.96 × 56,370.87
  4. Step 4: Simplify right side
    96,633.54x = 7,518,236,766.08
  5. Step 5: Solve for x
    x = 7,518,236,766.08/96,633.54
  6. Step 6: Final answer
    x = 77,801.52

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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.