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Finding the Fourth Proportional to 133,862.80, 200,813.00 and 39,099.94

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Solution

The fourth proportional to 133,862.80, 200,813.00 and 39,099.94 is: 58,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,862.80 : 200,813.00 = 39,099.94 : x
  2. Step 2: Convert to fraction form
    133,862.80/200,813.00 = 39,099.94/x
  3. Step 3: Cross multiply
    133,862.80x = 200,813.00 × 39,099.94
  4. Step 4: Simplify right side
    133,862.80x = 7,851,776,228.44
  5. Step 5: Solve for x
    x = 7,851,776,228.44/133,862.80
  6. Step 6: Final answer
    x = 58,655.40

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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.