Home / 133,451.24-200,205.40-49,211.64

Finding the Fourth Proportional to 133,451.24, 200,205.40 and 49,211.64

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Solution

The fourth proportional to 133,451.24, 200,205.40 and 49,211.64 is: 73,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,451.24 : 200,205.40 = 49,211.64 : x
  2. Step 2: Convert to fraction form
    133,451.24/200,205.40 = 49,211.64/x
  3. Step 3: Cross multiply
    133,451.24x = 200,205.40 × 49,211.64
  4. Step 4: Simplify right side
    133,451.24x = 9,852,436,070.86
  5. Step 5: Solve for x
    x = 9,852,436,070.86/133,451.24
  6. Step 6: Final answer
    x = 73,827.98

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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.