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Finding the Fourth Proportional to 267,211.13, 368,737.29 and 146,349.81

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Solution

The fourth proportional to 267,211.13, 368,737.29 and 146,349.81 is: 201,955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,211.13 : 368,737.29 = 146,349.81 : x
  2. Step 2: Convert to fraction form
    267,211.13/368,737.29 = 146,349.81/x
  3. Step 3: Cross multiply
    267,211.13x = 368,737.29 × 146,349.81
  4. Step 4: Simplify right side
    267,211.13x = 53,964,632,331.41
  5. Step 5: Solve for x
    x = 53,964,632,331.41/267,211.13
  6. Step 6: Final answer
    x = 201,955.04

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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.