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Finding the Fourth Proportional to 133,703.61, 200,557.04 and 44,956.77

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Solution

The fourth proportional to 133,703.61, 200,557.04 and 44,956.77 is: 67,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,703.61 : 200,557.04 = 44,956.77 : x
  2. Step 2: Convert to fraction form
    133,703.61/200,557.04 = 44,956.77/x
  3. Step 3: Cross multiply
    133,703.61x = 200,557.04 × 44,956.77
  4. Step 4: Simplify right side
    133,703.61x = 9,016,396,719.16
  5. Step 5: Solve for x
    x = 9,016,396,719.16/133,703.61
  6. Step 6: Final answer
    x = 67,435.70

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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.