Home / 52,567.20-78,850.80-49,975.20

Finding the Fourth Proportional to 52,567.20, 78,850.80 and 49,975.20

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Solution

The fourth proportional to 52,567.20, 78,850.80 and 49,975.20 is: 74,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,567.20 : 78,850.80 = 49,975.20 : x
  2. Step 2: Convert to fraction form
    52,567.20/78,850.80 = 49,975.20/x
  3. Step 3: Cross multiply
    52,567.20x = 78,850.80 × 49,975.20
  4. Step 4: Simplify right side
    52,567.20x = 3,940,584,500.16
  5. Step 5: Solve for x
    x = 3,940,584,500.16/52,567.20
  6. Step 6: Final answer
    x = 74,962.80

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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.