Home / 146,806.06-220,213.66-69,852.19

Finding the Fourth Proportional to 146,806.06, 220,213.66 and 69,852.19

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Solution

The fourth proportional to 146,806.06, 220,213.66 and 69,852.19 is: 104,780.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,806.06 : 220,213.66 = 69,852.19 : x
  2. Step 2: Convert to fraction form
    146,806.06/220,213.66 = 69,852.19/x
  3. Step 3: Cross multiply
    146,806.06x = 220,213.66 × 69,852.19
  4. Step 4: Simplify right side
    146,806.06x = 15,382,406,244.28
  5. Step 5: Solve for x
    x = 15,382,406,244.28/146,806.06
  6. Step 6: Final answer
    x = 104,780.46

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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.