Home / 63,138.24-94,690.98-18,754.92

Finding the Fourth Proportional to 63,138.24, 94,690.98 and 18,754.92

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Solution

The fourth proportional to 63,138.24, 94,690.98 and 18,754.92 is: 28,127.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,138.24 : 94,690.98 = 18,754.92 : x
  2. Step 2: Convert to fraction form
    63,138.24/94,690.98 = 18,754.92/x
  3. Step 3: Cross multiply
    63,138.24x = 94,690.98 × 18,754.92
  4. Step 4: Simplify right side
    63,138.24x = 1,775,921,754.62
  5. Step 5: Solve for x
    x = 1,775,921,754.62/63,138.24
  6. Step 6: Final answer
    x = 28,127.51

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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.