Home / 177,564.26-266,473.81-120,495.86

Finding the Fourth Proportional to 177,564.26, 266,473.81 and 120,495.86

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Solution

The fourth proportional to 177,564.26, 266,473.81 and 120,495.86 is: 180,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,564.26 : 266,473.81 = 120,495.86 : x
  2. Step 2: Convert to fraction form
    177,564.26/266,473.81 = 120,495.86/x
  3. Step 3: Cross multiply
    177,564.26x = 266,473.81 × 120,495.86
  4. Step 4: Simplify right side
    177,564.26x = 32,108,990,903.43
  5. Step 5: Solve for x
    x = 32,108,990,903.43/177,564.26
  6. Step 6: Final answer
    x = 180,830.26

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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.