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Finding the Fourth Proportional to 267,189.96, 368,722.62 and 144,683.67

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Solution

The fourth proportional to 267,189.96, 368,722.62 and 144,683.67 is: 199,663.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,189.96 : 368,722.62 = 144,683.67 : x
  2. Step 2: Convert to fraction form
    267,189.96/368,722.62 = 144,683.67/x
  3. Step 3: Cross multiply
    267,189.96x = 368,722.62 × 144,683.67
  4. Step 4: Simplify right side
    267,189.96x = 53,348,141,873.62
  5. Step 5: Solve for x
    x = 53,348,141,873.62/267,189.96
  6. Step 6: Final answer
    x = 199,663.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.