Home / 119,022.05-164,255.57-71,266.28

Finding the Fourth Proportional to 119,022.05, 164,255.57 and 71,266.28

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Solution

The fourth proportional to 119,022.05, 164,255.57 and 71,266.28 is: 98,350.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,022.05 : 164,255.57 = 71,266.28 : x
  2. Step 2: Convert to fraction form
    119,022.05/164,255.57 = 71,266.28/x
  3. Step 3: Cross multiply
    119,022.05x = 164,255.57 × 71,266.28
  4. Step 4: Simplify right side
    119,022.05x = 11,705,882,265.57
  5. Step 5: Solve for x
    x = 11,705,882,265.57/119,022.05
  6. Step 6: Final answer
    x = 98,350.54

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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.