Home / 193,457.32-266,982.95-108,574.38

Finding the Fourth Proportional to 193,457.32, 266,982.95 and 108,574.38

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Solution

The fourth proportional to 193,457.32, 266,982.95 and 108,574.38 is: 149,839.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,457.32 : 266,982.95 = 108,574.38 : x
  2. Step 2: Convert to fraction form
    193,457.32/266,982.95 = 108,574.38/x
  3. Step 3: Cross multiply
    193,457.32x = 266,982.95 × 108,574.38
  4. Step 4: Simplify right side
    193,457.32x = 28,987,508,266.82
  5. Step 5: Solve for x
    x = 28,987,508,266.82/193,457.32
  6. Step 6: Final answer
    x = 149,839.29

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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.