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Finding the Fourth Proportional to 267,013.46, 368,478.30 and 146,153.67

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Solution

The fourth proportional to 267,013.46, 368,478.30 and 146,153.67 is: 201,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,013.46 : 368,478.30 = 146,153.67 : x
  2. Step 2: Convert to fraction form
    267,013.46/368,478.30 = 146,153.67/x
  3. Step 3: Cross multiply
    267,013.46x = 368,478.30 × 146,153.67
  4. Step 4: Simplify right side
    267,013.46x = 53,854,455,860.36
  5. Step 5: Solve for x
    x = 53,854,455,860.36/267,013.46
  6. Step 6: Final answer
    x = 201,691.91

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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.