Home / 63,137.80-94,711.76-21,016.36

Finding the Fourth Proportional to 63,137.80, 94,711.76 and 21,016.36

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Solution

The fourth proportional to 63,137.80, 94,711.76 and 21,016.36 is: 31,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,137.80 : 94,711.76 = 21,016.36 : x
  2. Step 2: Convert to fraction form
    63,137.80/94,711.76 = 21,016.36/x
  3. Step 3: Cross multiply
    63,137.80x = 94,711.76 × 21,016.36
  4. Step 4: Simplify right side
    63,137.80x = 1,990,496,444.39
  5. Step 5: Solve for x
    x = 1,990,496,444.39/63,137.80
  6. Step 6: Final answer
    x = 31,526.22

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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.