Home / 147,476.75-221,193.25-53,960.63

Finding the Fourth Proportional to 147,476.75, 221,193.25 and 53,960.63

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Solution

The fourth proportional to 147,476.75, 221,193.25 and 53,960.63 is: 80,932.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,476.75 : 221,193.25 = 53,960.63 : x
  2. Step 2: Convert to fraction form
    147,476.75/221,193.25 = 53,960.63/x
  3. Step 3: Cross multiply
    147,476.75x = 221,193.25 × 53,960.63
  4. Step 4: Simplify right side
    147,476.75x = 11,935,725,880.88
  5. Step 5: Solve for x
    x = 11,935,725,880.88/147,476.75
  6. Step 6: Final answer
    x = 80,932.94

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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.