Home / 281,622.02-422,458.99-92,083.35

Finding the Fourth Proportional to 281,622.02, 422,458.99 and 92,083.35

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Solution

The fourth proportional to 281,622.02, 422,458.99 and 92,083.35 is: 138,133.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,622.02 : 422,458.99 = 92,083.35 : x
  2. Step 2: Convert to fraction form
    281,622.02/422,458.99 = 92,083.35/x
  3. Step 3: Cross multiply
    281,622.02x = 422,458.99 × 92,083.35
  4. Step 4: Simplify right side
    281,622.02x = 38,901,440,908.80
  5. Step 5: Solve for x
    x = 38,901,440,908.80/281,622.02
  6. Step 6: Final answer
    x = 138,133.52

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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.