Home / 150,338.13-207,457.71-82,341.56

Finding the Fourth Proportional to 150,338.13, 207,457.71 and 82,341.56

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Solution

The fourth proportional to 150,338.13, 207,457.71 and 82,341.56 is: 113,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,338.13 : 207,457.71 = 82,341.56 : x
  2. Step 2: Convert to fraction form
    150,338.13/207,457.71 = 82,341.56/x
  3. Step 3: Cross multiply
    150,338.13x = 207,457.71 × 82,341.56
  4. Step 4: Simplify right side
    150,338.13x = 17,082,391,685.29
  5. Step 5: Solve for x
    x = 17,082,391,685.29/150,338.13
  6. Step 6: Final answer
    x = 113,626.48

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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.