Home / 96,438.63-133,086.68-55,601.94

Finding the Fourth Proportional to 96,438.63, 133,086.68 and 55,601.94

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Solution

The fourth proportional to 96,438.63, 133,086.68 and 55,601.94 is: 76,731.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,438.63 : 133,086.68 = 55,601.94 : x
  2. Step 2: Convert to fraction form
    96,438.63/133,086.68 = 55,601.94/x
  3. Step 3: Cross multiply
    96,438.63x = 133,086.68 × 55,601.94
  4. Step 4: Simplify right side
    96,438.63x = 7,399,877,596.16
  5. Step 5: Solve for x
    x = 7,399,877,596.16/96,438.63
  6. Step 6: Final answer
    x = 76,731.47

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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.