Home / 96,410.82-133,047.45-53,391.72

Finding the Fourth Proportional to 96,410.82, 133,047.45 and 53,391.72

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Solution

The fourth proportional to 96,410.82, 133,047.45 and 53,391.72 is: 73,680.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,410.82 : 133,047.45 = 53,391.72 : x
  2. Step 2: Convert to fraction form
    96,410.82/133,047.45 = 53,391.72/x
  3. Step 3: Cross multiply
    96,410.82x = 133,047.45 × 53,391.72
  4. Step 4: Simplify right side
    96,410.82x = 7,103,632,197.11
  5. Step 5: Solve for x
    x = 7,103,632,197.11/96,410.82
  6. Step 6: Final answer
    x = 73,680.86

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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.