Home / 178,191.90-267,013.26-118,812.42

Finding the Fourth Proportional to 178,191.90, 267,013.26 and 118,812.42

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Solution

The fourth proportional to 178,191.90, 267,013.26 and 118,812.42 is: 178,035.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,191.90 : 267,013.26 = 118,812.42 : x
  2. Step 2: Convert to fraction form
    178,191.90/267,013.26 = 118,812.42/x
  3. Step 3: Cross multiply
    178,191.90x = 267,013.26 × 118,812.42
  4. Step 4: Simplify right side
    178,191.90x = 31,724,491,592.69
  5. Step 5: Solve for x
    x = 31,724,491,592.69/178,191.90
  6. Step 6: Final answer
    x = 178,035.54

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1.5x scale

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.