Home / 177,336.03-266,124.53-72,174.14

Finding the Fourth Proportional to 177,336.03, 266,124.53 and 72,174.14

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Solution

The fourth proportional to 177,336.03, 266,124.53 and 72,174.14 is: 108,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,336.03 : 266,124.53 = 72,174.14 : x
  2. Step 2: Convert to fraction form
    177,336.03/266,124.53 = 72,174.14/x
  3. Step 3: Cross multiply
    177,336.03x = 266,124.53 × 72,174.14
  4. Step 4: Simplify right side
    177,336.03x = 19,207,307,935.47
  5. Step 5: Solve for x
    x = 19,207,307,935.47/177,336.03
  6. Step 6: Final answer
    x = 108,310.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.