Home / 96,661.64-133,384.10-54,211.96

Finding the Fourth Proportional to 96,661.64, 133,384.10 and 54,211.96

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Solution

The fourth proportional to 96,661.64, 133,384.10 and 54,211.96 is: 74,807.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,661.64 : 133,384.10 = 54,211.96 : x
  2. Step 2: Convert to fraction form
    96,661.64/133,384.10 = 54,211.96/x
  3. Step 3: Cross multiply
    96,661.64x = 133,384.10 × 54,211.96
  4. Step 4: Simplify right side
    96,661.64x = 7,231,013,493.84
  5. Step 5: Solve for x
    x = 7,231,013,493.84/96,661.64
  6. Step 6: Final answer
    x = 74,807.48

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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.