Home / 96,771.09-133,542.14-54,329.61

Finding the Fourth Proportional to 96,771.09, 133,542.14 and 54,329.61

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Solution

The fourth proportional to 96,771.09, 133,542.14 and 54,329.61 is: 74,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,771.09 : 133,542.14 = 54,329.61 : x
  2. Step 2: Convert to fraction form
    96,771.09/133,542.14 = 54,329.61/x
  3. Step 3: Cross multiply
    96,771.09x = 133,542.14 × 54,329.61
  4. Step 4: Simplify right side
    96,771.09x = 7,255,292,113.12
  5. Step 5: Solve for x
    x = 7,255,292,113.12/96,771.09
  6. Step 6: Final answer
    x = 74,973.76

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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.