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Finding the Fourth Proportional to 281,501.76, 422,296.56 and 94,557.12

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Solution

The fourth proportional to 281,501.76, 422,296.56 and 94,557.12 is: 141,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,501.76 : 422,296.56 = 94,557.12 : x
  2. Step 2: Convert to fraction form
    281,501.76/422,296.56 = 94,557.12/x
  3. Step 3: Cross multiply
    281,501.76x = 422,296.56 × 94,557.12
  4. Step 4: Simplify right side
    281,501.76x = 39,931,146,499.51
  5. Step 5: Solve for x
    x = 39,931,146,499.51/281,501.76
  6. Step 6: Final answer
    x = 141,850.43

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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.