Home / 147,550.80-221,271.92-52,755.36

Finding the Fourth Proportional to 147,550.80, 221,271.92 and 52,755.36

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Solution

The fourth proportional to 147,550.80, 221,271.92 and 52,755.36 is: 79,113.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,550.80 : 221,271.92 = 52,755.36 : x
  2. Step 2: Convert to fraction form
    147,550.80/221,271.92 = 52,755.36/x
  3. Step 3: Cross multiply
    147,550.80x = 221,271.92 × 52,755.36
  4. Step 4: Simplify right side
    147,550.80x = 11,673,279,797.49
  5. Step 5: Solve for x
    x = 11,673,279,797.49/147,550.80
  6. Step 6: Final answer
    x = 79,113.63

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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.