Home / 52,336.62-78,485.94-28,661.76

Finding the Fourth Proportional to 52,336.62, 78,485.94 and 28,661.76

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Solution

The fourth proportional to 52,336.62, 78,485.94 and 28,661.76 is: 42,982.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,336.62 : 78,485.94 = 28,661.76 : x
  2. Step 2: Convert to fraction form
    52,336.62/78,485.94 = 28,661.76/x
  3. Step 3: Cross multiply
    52,336.62x = 78,485.94 × 28,661.76
  4. Step 4: Simplify right side
    52,336.62x = 2,249,545,175.65
  5. Step 5: Solve for x
    x = 2,249,545,175.65/52,336.62
  6. Step 6: Final answer
    x = 42,982.24

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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.