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Finding the Fourth Proportional to 267,143.00, 368,657.33 and 146,291.67

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Solution

The fourth proportional to 267,143.00, 368,657.33 and 146,291.67 is: 201,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,143.00 : 368,657.33 = 146,291.67 : x
  2. Step 2: Convert to fraction form
    267,143.00/368,657.33 = 146,291.67/x
  3. Step 3: Cross multiply
    267,143.00x = 368,657.33 × 146,291.67
  4. Step 4: Simplify right side
    267,143.00x = 53,931,495,731.98
  5. Step 5: Solve for x
    x = 53,931,495,731.98/267,143.00
  6. Step 6: Final answer
    x = 201,882.50

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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.