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Finding the Fourth Proportional to 281,460.98, 422,235.20 and 94,516.22

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Solution

The fourth proportional to 281,460.98, 422,235.20 and 94,516.22 is: 141,789.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,460.98 : 422,235.20 = 94,516.22 : x
  2. Step 2: Convert to fraction form
    281,460.98/422,235.20 = 94,516.22/x
  3. Step 3: Cross multiply
    281,460.98x = 422,235.20 × 94,516.22
  4. Step 4: Simplify right side
    281,460.98x = 39,908,075,054.94
  5. Step 5: Solve for x
    x = 39,908,075,054.94/281,460.98
  6. Step 6: Final answer
    x = 141,789.01

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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.