Home / 66,499.05-91,768.49-36,284.16

Finding the Fourth Proportional to 66,499.05, 91,768.49 and 36,284.16

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Solution

The fourth proportional to 66,499.05, 91,768.49 and 36,284.16 is: 50,072.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,499.05 : 91,768.49 = 36,284.16 : x
  2. Step 2: Convert to fraction form
    66,499.05/91,768.49 = 36,284.16/x
  3. Step 3: Cross multiply
    66,499.05x = 91,768.49 × 36,284.16
  4. Step 4: Simplify right side
    66,499.05x = 3,329,742,184.63
  5. Step 5: Solve for x
    x = 3,329,742,184.63/66,499.05
  6. Step 6: Final answer
    x = 50,072.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.