Home / 63,920.69-95,388.44-56,145.91

Finding the Fourth Proportional to 63,920.69, 95,388.44 and 56,145.91

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Solution

The fourth proportional to 63,920.69, 95,388.44 and 56,145.91 is: 83,786.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,920.69 : 95,388.44 = 56,145.91 : x
  2. Step 2: Convert to fraction form
    63,920.69/95,388.44 = 56,145.91/x
  3. Step 3: Cross multiply
    63,920.69x = 95,388.44 × 56,145.91
  4. Step 4: Simplify right side
    63,920.69x = 5,355,670,426.93
  5. Step 5: Solve for x
    x = 5,355,670,426.93/63,920.69
  6. Step 6: Final answer
    x = 83,786.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.