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Finding the Fourth Proportional to 96,768.02, 133,540.04 and 54,326.86

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Solution

The fourth proportional to 96,768.02, 133,540.04 and 54,326.86 is: 74,971.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768.02 : 133,540.04 = 54,326.86 : x
  2. Step 2: Convert to fraction form
    96,768.02/133,540.04 = 54,326.86/x
  3. Step 3: Cross multiply
    96,768.02x = 133,540.04 × 54,326.86
  4. Step 4: Simplify right side
    96,768.02x = 7,254,811,057.47
  5. Step 5: Solve for x
    x = 7,254,811,057.47/96,768.02
  6. Step 6: Final answer
    x = 74,971.16

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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.