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Finding the Fourth Proportional to 281,356.48, 422,097.92 and 94,363.20

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Solution

The fourth proportional to 281,356.48, 422,097.92 and 94,363.20 is: 141,566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,356.48 : 422,097.92 = 94,363.20 : x
  2. Step 2: Convert to fraction form
    281,356.48/422,097.92 = 94,363.20/x
  3. Step 3: Cross multiply
    281,356.48x = 422,097.92 × 94,363.20
  4. Step 4: Simplify right side
    281,356.48x = 39,830,510,444.54
  5. Step 5: Solve for x
    x = 39,830,510,444.54/281,356.48
  6. Step 6: Final answer
    x = 141,566.00

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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.