Home / 281,211.62-388,012.02-166,526.29

Finding the Fourth Proportional to 281,211.62, 388,012.02 and 166,526.29

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Solution

The fourth proportional to 281,211.62, 388,012.02 and 166,526.29 is: 229,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,211.62 : 388,012.02 = 166,526.29 : x
  2. Step 2: Convert to fraction form
    281,211.62/388,012.02 = 166,526.29/x
  3. Step 3: Cross multiply
    281,211.62x = 388,012.02 × 166,526.29
  4. Step 4: Simplify right side
    281,211.62x = 64,614,202,166.01
  5. Step 5: Solve for x
    x = 64,614,202,166.01/281,211.62
  6. Step 6: Final answer
    x = 229,770.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.