Home / 52,206.72-78,315.62-16,670.94

Finding the Fourth Proportional to 52,206.72, 78,315.62 and 16,670.94

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Solution

The fourth proportional to 52,206.72, 78,315.62 and 16,670.94 is: 25,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,206.72 : 78,315.62 = 16,670.94 : x
  2. Step 2: Convert to fraction form
    52,206.72/78,315.62 = 16,670.94/x
  3. Step 3: Cross multiply
    52,206.72x = 78,315.62 × 16,670.94
  4. Step 4: Simplify right side
    52,206.72x = 1,305,594,918.73
  5. Step 5: Solve for x
    x = 1,305,594,918.73/52,206.72
  6. Step 6: Final answer
    x = 25,008.18

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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.