Home / 146,996.11-220,482.19-47,129.41

Finding the Fourth Proportional to 146,996.11, 220,482.19 and 47,129.41

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Solution

The fourth proportional to 146,996.11, 220,482.19 and 47,129.41 is: 70,690.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,996.11 : 220,482.19 = 47,129.41 : x
  2. Step 2: Convert to fraction form
    146,996.11/220,482.19 = 47,129.41/x
  3. Step 3: Cross multiply
    146,996.11x = 220,482.19 × 47,129.41
  4. Step 4: Simplify right side
    146,996.11x = 10,391,195,530.21
  5. Step 5: Solve for x
    x = 10,391,195,530.21/146,996.11
  6. Step 6: Final answer
    x = 70,690.28

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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.