Home / 100,266.46-150,382.81-46,964.02

Finding the Fourth Proportional to 100,266.46, 150,382.81 and 46,964.02

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Solution

The fourth proportional to 100,266.46, 150,382.81 and 46,964.02 is: 70,438.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,266.46 : 150,382.81 = 46,964.02 : x
  2. Step 2: Convert to fraction form
    100,266.46/150,382.81 = 46,964.02/x
  3. Step 3: Cross multiply
    100,266.46x = 150,382.81 × 46,964.02
  4. Step 4: Simplify right side
    100,266.46x = 7,062,581,296.50
  5. Step 5: Solve for x
    x = 7,062,581,296.50/100,266.46
  6. Step 6: Final answer
    x = 70,438.12

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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.