Home / 227,670.39-341,510.22-78,082.63

Finding the Fourth Proportional to 227,670.39, 341,510.22 and 78,082.63

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Solution

The fourth proportional to 227,670.39, 341,510.22 and 78,082.63 is: 117,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,670.39 : 341,510.22 = 78,082.63 : x
  2. Step 2: Convert to fraction form
    227,670.39/341,510.22 = 78,082.63/x
  3. Step 3: Cross multiply
    227,670.39x = 341,510.22 × 78,082.63
  4. Step 4: Simplify right side
    227,670.39x = 26,666,015,295.70
  5. Step 5: Solve for x
    x = 26,666,015,295.70/227,670.39
  6. Step 6: Final answer
    x = 117,125.53

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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.