Home / 193,110.48-266,488.38-108,225.72

Finding the Fourth Proportional to 193,110.48, 266,488.38 and 108,225.72

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Solution

The fourth proportional to 193,110.48, 266,488.38 and 108,225.72 is: 149,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,110.48 : 266,488.38 = 108,225.72 : x
  2. Step 2: Convert to fraction form
    193,110.48/266,488.38 = 108,225.72/x
  3. Step 3: Cross multiply
    193,110.48x = 266,488.38 × 108,225.72
  4. Step 4: Simplify right side
    193,110.48x = 28,840,896,797.13
  5. Step 5: Solve for x
    x = 28,840,896,797.13/193,110.48
  6. Step 6: Final answer
    x = 149,349.21

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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.