Home / 147,052.80-220,690.44-107,712.18

Finding the Fourth Proportional to 147,052.80, 220,690.44 and 107,712.18

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Solution

The fourth proportional to 147,052.80, 220,690.44 and 107,712.18 is: 161,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,052.80 : 220,690.44 = 107,712.18 : x
  2. Step 2: Convert to fraction form
    147,052.80/220,690.44 = 107,712.18/x
  3. Step 3: Cross multiply
    147,052.80x = 220,690.44 × 107,712.18
  4. Step 4: Simplify right side
    147,052.80x = 23,771,048,397.56
  5. Step 5: Solve for x
    x = 23,771,048,397.56/147,052.80
  6. Step 6: Final answer
    x = 161,649.75

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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.