Home / 96,711.66-133,458.94-54,270.90

Finding the Fourth Proportional to 96,711.66, 133,458.94 and 54,270.90

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Solution

The fourth proportional to 96,711.66, 133,458.94 and 54,270.90 is: 74,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,711.66 : 133,458.94 = 54,270.90 : x
  2. Step 2: Convert to fraction form
    96,711.66/133,458.94 = 54,270.90/x
  3. Step 3: Cross multiply
    96,711.66x = 133,458.94 × 54,270.90
  4. Step 4: Simplify right side
    96,711.66x = 7,242,936,786.85
  5. Step 5: Solve for x
    x = 7,242,936,786.85/96,711.66
  6. Step 6: Final answer
    x = 74,892.07

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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.