Home / 281,214.24-388,082.34-160,367.10

Finding the Fourth Proportional to 281,214.24, 388,082.34 and 160,367.10

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Solution

The fourth proportional to 281,214.24, 388,082.34 and 160,367.10 is: 221,310.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,214.24 : 388,082.34 = 160,367.10 : x
  2. Step 2: Convert to fraction form
    281,214.24/388,082.34 = 160,367.10/x
  3. Step 3: Cross multiply
    281,214.24x = 388,082.34 × 160,367.10
  4. Step 4: Simplify right side
    281,214.24x = 62,235,639,427.01
  5. Step 5: Solve for x
    x = 62,235,639,427.01/281,214.24
  6. Step 6: Final answer
    x = 221,310.41

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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.