Home / 193,270.59-266,713.16-108,386.91

Finding the Fourth Proportional to 193,270.59, 266,713.16 and 108,386.91

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Solution

The fourth proportional to 193,270.59, 266,713.16 and 108,386.91 is: 149,573.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,270.59 : 266,713.16 = 108,386.91 : x
  2. Step 2: Convert to fraction form
    193,270.59/266,713.16 = 108,386.91/x
  3. Step 3: Cross multiply
    193,270.59x = 266,713.16 × 108,386.91
  4. Step 4: Simplify right side
    193,270.59x = 28,908,214,726.80
  5. Step 5: Solve for x
    x = 28,908,214,726.80/193,270.59
  6. Step 6: Final answer
    x = 149,573.79

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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.