Home / 281,592.24-422,429.46-81,886.74

Finding the Fourth Proportional to 281,592.24, 422,429.46 and 81,886.74

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Solution

The fourth proportional to 281,592.24, 422,429.46 and 81,886.74 is: 122,842.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,592.24 : 422,429.46 = 81,886.74 : x
  2. Step 2: Convert to fraction form
    281,592.24/422,429.46 = 81,886.74/x
  3. Step 3: Cross multiply
    281,592.24x = 422,429.46 × 81,886.74
  4. Step 4: Simplify right side
    281,592.24x = 34,591,371,359.36
  5. Step 5: Solve for x
    x = 34,591,371,359.36/281,592.24
  6. Step 6: Final answer
    x = 122,842.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.