Home / 193,448.49-266,983.52-108,565.55

Finding the Fourth Proportional to 193,448.49, 266,983.52 and 108,565.55

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Solution

The fourth proportional to 193,448.49, 266,983.52 and 108,565.55 is: 149,834.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,448.49 : 266,983.52 = 108,565.55 : x
  2. Step 2: Convert to fraction form
    193,448.49/266,983.52 = 108,565.55/x
  3. Step 3: Cross multiply
    193,448.49x = 266,983.52 × 108,565.55
  4. Step 4: Simplify right side
    193,448.49x = 28,985,210,811.99
  5. Step 5: Solve for x
    x = 28,985,210,811.99/193,448.49
  6. Step 6: Final answer
    x = 149,834.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.