Home / 143,083.12-214,576.08-49,567.04

Finding the Fourth Proportional to 143,083.12, 214,576.08 and 49,567.04

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Solution

The fourth proportional to 143,083.12, 214,576.08 and 49,567.04 is: 74,333.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,083.12 : 214,576.08 = 49,567.04 : x
  2. Step 2: Convert to fraction form
    143,083.12/214,576.08 = 49,567.04/x
  3. Step 3: Cross multiply
    143,083.12x = 214,576.08 × 49,567.04
  4. Step 4: Simplify right side
    143,083.12x = 10,635,901,140.40
  5. Step 5: Solve for x
    x = 10,635,901,140.40/143,083.12
  6. Step 6: Final answer
    x = 74,333.72

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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.