Home / 245,210.96-338,546.04-160,471.28

Finding the Fourth Proportional to 245,210.96, 338,546.04 and 160,471.28

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Solution

The fourth proportional to 245,210.96, 338,546.04 and 160,471.28 is: 221,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,210.96 : 338,546.04 = 160,471.28 : x
  2. Step 2: Convert to fraction form
    245,210.96/338,546.04 = 160,471.28/x
  3. Step 3: Cross multiply
    245,210.96x = 338,546.04 × 160,471.28
  4. Step 4: Simplify right side
    245,210.96x = 54,326,916,377.73
  5. Step 5: Solve for x
    x = 54,326,916,377.73/245,210.96
  6. Step 6: Final answer
    x = 221,551.75

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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.