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Finding the Fourth Proportional to 281,592.48, 422,451.76 and 94,598.88

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Solution

The fourth proportional to 281,592.48, 422,451.76 and 94,598.88 is: 141,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,592.48 : 422,451.76 = 94,598.88 : x
  2. Step 2: Convert to fraction form
    281,592.48/422,451.76 = 94,598.88/x
  3. Step 3: Cross multiply
    281,592.48x = 422,451.76 × 94,598.88
  4. Step 4: Simplify right side
    281,592.48x = 39,963,463,350.03
  5. Step 5: Solve for x
    x = 39,963,463,350.03/281,592.48
  6. Step 6: Final answer
    x = 141,919.50

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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.