Home / 96,431.76-133,085.52-55,596.96

Finding the Fourth Proportional to 96,431.76, 133,085.52 and 55,596.96

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Solution

The fourth proportional to 96,431.76, 133,085.52 and 55,596.96 is: 76,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,431.76 : 133,085.52 = 55,596.96 : x
  2. Step 2: Convert to fraction form
    96,431.76/133,085.52 = 55,596.96/x
  3. Step 3: Cross multiply
    96,431.76x = 133,085.52 × 55,596.96
  4. Step 4: Simplify right side
    96,431.76x = 7,399,150,332.02
  5. Step 5: Solve for x
    x = 7,399,150,332.02/96,431.76
  6. Step 6: Final answer
    x = 76,729.39

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1.5x scale

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.