Home / 147,563.70-221,401.44-88,441.80

Finding the Fourth Proportional to 147,563.70, 221,401.44 and 88,441.80

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Solution

The fourth proportional to 147,563.70, 221,401.44 and 88,441.80 is: 132,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,563.70 : 221,401.44 = 88,441.80 : x
  2. Step 2: Convert to fraction form
    147,563.70/221,401.44 = 88,441.80/x
  3. Step 3: Cross multiply
    147,563.70x = 221,401.44 × 88,441.80
  4. Step 4: Simplify right side
    147,563.70x = 19,581,141,876.19
  5. Step 5: Solve for x
    x = 19,581,141,876.19/147,563.70
  6. Step 6: Final answer
    x = 132,696.20

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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.