Home / 52,235.82-78,362.94-16,700.30

Finding the Fourth Proportional to 52,235.82, 78,362.94 and 16,700.30

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Solution

The fourth proportional to 52,235.82, 78,362.94 and 16,700.30 is: 25,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,235.82 : 78,362.94 = 16,700.30 : x
  2. Step 2: Convert to fraction form
    52,235.82/78,362.94 = 16,700.30/x
  3. Step 3: Cross multiply
    52,235.82x = 78,362.94 × 16,700.30
  4. Step 4: Simplify right side
    52,235.82x = 1,308,684,606.88
  5. Step 5: Solve for x
    x = 1,308,684,606.88/52,235.82
  6. Step 6: Final answer
    x = 25,053.39

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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.