Home / 181,531.49-250,494.26-100,946.00

Finding the Fourth Proportional to 181,531.49, 250,494.26 and 100,946.00

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Solution

The fourth proportional to 181,531.49, 250,494.26 and 100,946.00 is: 139,294.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,531.49 : 250,494.26 = 100,946.00 : x
  2. Step 2: Convert to fraction form
    181,531.49/250,494.26 = 100,946.00/x
  3. Step 3: Cross multiply
    181,531.49x = 250,494.26 × 100,946.00
  4. Step 4: Simplify right side
    181,531.49x = 25,286,393,691.47
  5. Step 5: Solve for x
    x = 25,286,393,691.47/181,531.49
  6. Step 6: Final answer
    x = 139,294.81

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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.