Home / 281,435.04-422,195.76-94,402.80

Finding the Fourth Proportional to 281,435.04, 422,195.76 and 94,402.80

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Solution

The fourth proportional to 281,435.04, 422,195.76 and 94,402.80 is: 141,618.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,435.04 : 422,195.76 = 94,402.80 : x
  2. Step 2: Convert to fraction form
    281,435.04/422,195.76 = 94,402.80/x
  3. Step 3: Cross multiply
    281,435.04x = 422,195.76 × 94,402.80
  4. Step 4: Simplify right side
    281,435.04x = 39,856,461,892.13
  5. Step 5: Solve for x
    x = 39,856,461,892.13/281,435.04
  6. Step 6: Final answer
    x = 141,618.69

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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.