Home / 151,328.92-226,861.86-76,386.64

Finding the Fourth Proportional to 151,328.92, 226,861.86 and 76,386.64

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Solution

The fourth proportional to 151,328.92, 226,861.86 and 76,386.64 is: 114,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,328.92 : 226,861.86 = 76,386.64 : x
  2. Step 2: Convert to fraction form
    151,328.92/226,861.86 = 76,386.64/x
  3. Step 3: Cross multiply
    151,328.92x = 226,861.86 × 76,386.64
  4. Step 4: Simplify right side
    151,328.92x = 17,329,215,229.55
  5. Step 5: Solve for x
    x = 17,329,215,229.55/151,328.92
  6. Step 6: Final answer
    x = 114,513.57

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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.