Home / 66,425.01-99,618.08-54,709.17

Finding the Fourth Proportional to 66,425.01, 99,618.08 and 54,709.17

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Solution

The fourth proportional to 66,425.01, 99,618.08 and 54,709.17 is: 82,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,425.01 : 99,618.08 = 54,709.17 : x
  2. Step 2: Convert to fraction form
    66,425.01/99,618.08 = 54,709.17/x
  3. Step 3: Cross multiply
    66,425.01x = 99,618.08 × 54,709.17
  4. Step 4: Simplify right side
    66,425.01x = 5,450,022,200.25
  5. Step 5: Solve for x
    x = 5,450,022,200.25/66,425.01
  6. Step 6: Final answer
    x = 82,047.74

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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.