Home / 147,769.54-221,685.46-47,921.95

Finding the Fourth Proportional to 147,769.54, 221,685.46 and 47,921.95

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Solution

The fourth proportional to 147,769.54, 221,685.46 and 47,921.95 is: 71,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,769.54 : 221,685.46 = 47,921.95 : x
  2. Step 2: Convert to fraction form
    147,769.54/221,685.46 = 47,921.95/x
  3. Step 3: Cross multiply
    147,769.54x = 221,685.46 × 47,921.95
  4. Step 4: Simplify right side
    147,769.54x = 10,623,600,310.64
  5. Step 5: Solve for x
    x = 10,623,600,310.64/147,769.54
  6. Step 6: Final answer
    x = 71,893.03

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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.