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Finding the Fourth Proportional to 96,714.93, 133,472.64 and 55,880.79

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Solution

The fourth proportional to 96,714.93, 133,472.64 and 55,880.79 is: 77,118.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,714.93 : 133,472.64 = 55,880.79 : x
  2. Step 2: Convert to fraction form
    96,714.93/133,472.64 = 55,880.79/x
  3. Step 3: Cross multiply
    96,714.93x = 133,472.64 × 55,880.79
  4. Step 4: Simplify right side
    96,714.93x = 7,458,556,566.59
  5. Step 5: Solve for x
    x = 7,458,556,566.59/96,714.93
  6. Step 6: Final answer
    x = 77,118.98

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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.