Home / 178,478.40-267,428.16-94,234.08

Finding the Fourth Proportional to 178,478.40, 267,428.16 and 94,234.08

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Solution

The fourth proportional to 178,478.40, 267,428.16 and 94,234.08 is: 141,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,478.40 : 267,428.16 = 94,234.08 : x
  2. Step 2: Convert to fraction form
    178,478.40/267,428.16 = 94,234.08/x
  3. Step 3: Cross multiply
    178,478.40x = 267,428.16 × 94,234.08
  4. Step 4: Simplify right side
    178,478.40x = 25,200,846,623.69
  5. Step 5: Solve for x
    x = 25,200,846,623.69/178,478.40
  6. Step 6: Final answer
    x = 141,198.30

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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.