Home / 64,716.54-97,084.35-33,144.45

Finding the Fourth Proportional to 64,716.54, 97,084.35 and 33,144.45

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Solution

The fourth proportional to 64,716.54, 97,084.35 and 33,144.45 is: 49,721.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,716.54 : 97,084.35 = 33,144.45 : x
  2. Step 2: Convert to fraction form
    64,716.54/97,084.35 = 33,144.45/x
  3. Step 3: Cross multiply
    64,716.54x = 97,084.35 × 33,144.45
  4. Step 4: Simplify right side
    64,716.54x = 3,217,807,384.36
  5. Step 5: Solve for x
    x = 3,217,807,384.36/64,716.54
  6. Step 6: Final answer
    x = 49,721.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.