Home / 63,174.12-94,782.94-28,137.96

Finding the Fourth Proportional to 63,174.12, 94,782.94 and 28,137.96

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Solution

The fourth proportional to 63,174.12, 94,782.94 and 28,137.96 is: 42,216.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,174.12 : 94,782.94 = 28,137.96 : x
  2. Step 2: Convert to fraction form
    63,174.12/94,782.94 = 28,137.96/x
  3. Step 3: Cross multiply
    63,174.12x = 94,782.94 × 28,137.96
  4. Step 4: Simplify right side
    63,174.12x = 2,666,998,574.40
  5. Step 5: Solve for x
    x = 2,666,998,574.40/63,174.12
  6. Step 6: Final answer
    x = 42,216.63

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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.